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Causes of delayed closure of anterior fontanelle

Delayed closure of the anterior fontanelle (Concept Id

  1. ent forehead, macrocephaly, dental anomalies, eye problems (hypermetropia and pseudopapilledema), and hypocalcemia due to hypoparathyroidism, sometimes resulting in convulsions
  2. ation, and diagnostic testing rule out most disorders
  3. The most common causes of a large anterior fontanel or delayed fontanel closure are achondroplasia, hypothyroidism, Down syndrome, increased intracranial pressure, and rickets. A bulging anterior fontanel can be a result of increased intracranial pressure or intracranial and extracranial tumors, and a sunken fontanel usually is a sign of dehydration
  4. er to the possibility of developing microcephaly. Other (rare) causes of early closure of the anterior fontanelle include: Craniosynostosis Hyperthyroidism Hypophosphatasia Hyperparathyroidis
  5. Causes of Delayed closure of the anterior fontanelle. Causes of the condition may include: 1 Causes of Delayed Closure Of The Anterior Fontanelle: Canavan Disease; Chromosome 1p36 Deletion Syndrome; Cinca Syndrome; Coffin-Lowry Syndrome; Cortical Defects, Wormian Bones, And Dentinogenesis Imperfecta; Craniolenticulosutural Dysplasia; Dysosteosclerosi

The most common causes of a large anterior fontanel or delayed fontanel clo- sure are achondroplasia, hypothyroidism, Down syndrome, increased intracranial pressure, and rickets The most common causes of a large anterior fontanel or delayed fontanel closure are achondroplasia hypothyroidism down syndrome increased intracranial pressure and rickets. 1 2 more on delayed closure of the anterior fontanelle causes list. Most anterior fontanel close between 18 24 months of age. Delayed closure of the anterior fontanelle Delayed closure of the anterior fontanelle and of metopic sutures causes frontal bossing. We report a case of CCD in a 3.5-year-old boy who referred to our clinic because of an unclosed anterior fontanelle and emphasize the importance of clinical findings in CCD

Persistent open anterior fontanelle in a healthy 32-month

  1. eralization and larger fontanels
  2. g of the anterior fontanelle closure is.
  3. ent is the anterior fontanelle, also called.
  4. Anterior-fontanelle-closure-delayed & Markoulaki Symptom Checker: Possible causes include Nestor-Guillermo Progeria Syndrome. Check the full list of possible causes and conditions now! Talk to our Chatbot to narrow down your search
  5. The range of normal closure time is generally regarded to be 4-26 months [ 1 ]. If the fontanel is still open after the 2nd year of life, this condition is diagnosed as persistence of an open anterior fontanel [ 7 ]. Delayed closure of the anterior fontanel is associated with various disorders [ 3, 4, 7 ]. A host of skeletal diseases.
  6. Craniosynostosis can lead to acrobrachycephaly or turribrachycephaly with delayed closure of fontanels and a possible impact on brain growth and neurological development. [orpha.net] Ectropion. closure of the fontanelle, anal anomalies, genitourinary malformations and skin eruptions. [ncbi.nlm.nih.gov

Causes of both large fontanels and delayed closure include increased intracranial pressure or delayed ossification of the cranium caused by an underlying genetic, nutritional, or metabolic etiology. Cleidocranial dysplasia typically results in delayed closure of the anterior fontanel with widened cranial sutures and hypoplastic clavicles Delayed closure of the anterior fontanelle often implies defective ossification when associated with marked suture widening and wormian bones. The author would like to thank R. Nijland and T. de Jong for their assistance in preparing this section Anterior fontanelle closure delayed. Epub 2014 jun 11 doi. Most anterior fontanel close between 18 24 months of age. History physical examination. Causes list for delayed closure of the anterior fontanelle. It is hard to feel an open fontanelle after one year. Causes of large fontanel in children delayed closure of fontanel in children Delayed closure of the anterior fontanelle: A delay in closure (ossification) of the anterior fontanelle, which generally undergoes closure around the 18th month of life. 2 • • &bullet

Delayed closure of the anterior fontanelle - Ontology Browser - Rat Genome Database. ×. Welcome {{ username}} Message Center {{ messageCount }} Messages. Go to Message Center. There are several possible mechanisms underlying delayed closure or incomplete ossification of sutures and fontanels, including a primary defect in bone ossification, increased intracranial pressure, and direct infiltration of sutures by pathologic tissue. Disorders Associated with Deficient Ossification of the Skull CPHD3 (221750), which is associated with rigid cervical spine and variable sensorineural deafness, is caused by mutation in the LHX3 gene (600577). CPHD4 (262700) is caused by mutation in the LHX4 gene (602146). CPHD5 (see septooptic dysplasia, 182230) is caused by mutation in the HESX1 gene (601802)

Anterior-fontanelle-closure-delayed Symptom Checker: Possible causes include Coffin-Lowry Syndrome. Check the full list of possible causes and conditions now! Talk to our Chatbot to narrow down your search The ossification of the bones of the skull causes the anterior fontanelle to close over by 9 to 18 months. The sphenoidal and posterior fontanelles close during the first few months of life. The closures eventually form the sutures of the neurocranium Sutures and Fontanelles: Widened Sutures as a Symptom of Defective Ossification In this instance, no signs of increased ICP are present. Usually, the suture has sharp edges without prominent interdigitations. Suture widening is often associated with numerous wormian bones and a persistent fontanelle

The palpable tension of the anterior fontanelle is an excellent measure of intracranial pressure. In a quiet infant, a fontanelle that bulges above the level of the bone edges and is sufficiently tense to cause difficulty in determining where bone ends and fontanelle begins is abnormal and indicates increased intracranial pressure. A full fontanelle, which is clearly distinguishable from the surrounding bone edges, may indicate increased intracranial pressure, but alternate causes are crying. The posterior fontanelle was clinically unfused in 17% of the Māori/Pasifika group aged <1 month and in 7% of the 1-3‐month‐old group. No cases of posterior fontanelle non‐fusion were identified in the NZ European population usually ranging from 1 to 3 cm. The age at which anterior fontanel closure occurs ranges between 10 and 24 months. The anterior fontanel size and closure time are considered to be useful clinical signs for the early diagnosis of dis-eases. For instance, a large fontanel and/or delayed closure can indicate hypothyroidism and skeletal disorders suc

The abnormal fontane

Causes of Delayed Closure More common: Achondroplasia Congenital hypothyroidism Down's syndrome Increased intracranial pressure Familial macrocephaly Rickets Less common: Skeletal disorders, chromosomal abnormalities, congenital infections, drugs and toxins, malnutrition Fontane The age at which the anterior fontanelle closed in 1677 infants varied between 4 and 26 months, with 90% between 7 and 19 months. In the first year, 41.6% closed, of which 2.7% occurred by 6 months and 13.5% by 9 months. Compared to data in older textbooks, this suggests a trend towards earlier closure of the fontanelle

A fontanelle position that is very concave may indicate dehydration. A fontanelle position that is even with, or elevated above, the surrounding bones may indicate a serious neurological problem such as meningitis or hemorrhage. Other causes of an elevated anterior fontanelle are Vitamin A or lead toxicity, sinus thrombosis or a brain tumor In humans, the sequence of fontanelle closure is as follows: 1) posterior fontanelle generally closes 2-3 months after birth, 2) sphenoidal fontanelle is the next to close around 6 months after birth, 3) mastoid fontanelle closes next from 6-18 months after birth, and 4) the anterior fontanelle is generally the last to close between 1-3 years. The anterior fontanelle, otherwise known as the main soft spot on top of the baby's head, is the last one to go, closing anywhere between 18 and 36 months. What happens if a fontanelle doesn't close? Remember, fontanelle closure is different for everybody, and the above figures are based on averages Fontanel is the largest of the baby 's soft spot does n't close the 18th of. Ranges between 10 and 24 months have delayed anterior fontanelle closure ossification persistence of fontanel! Some time between 1- 3 years of age is wide open at birth soft spot curve slightly inwards but anterior fontanelle closure.. Often, the delayed closure of the posterior fontanelle is associated with hydrocephalus or congenital hypothyroidism. Mastoid Fontanelle. The mastoid fontanelle, a paired structure, can be found at the intersection of temporal, parietal, and occipital bones. Additionally, the mastoid fontanelle also has the name of the posterolateral fontanelle

Causes of Delayed closure of the anterior fontanell

At birth, an infant has six fontanels. The anterior fontanel is the largest and most important for clinical evaluation. The most common causes of a large anterior fontanel or delayed fontanel closure are achondroplasia, hypothyroidism, Down syndrome, increased intracranial pressure, and rickets. When should I be worried about a soft spot The anterior fontanelle is a rhomboid, non-mineralized area located on the uppermost part of the cranium, between the two frontal bones and the two parietal bones. It is well known that neonates with Down syndrome have delayed calvarial ossification. In particular, the anterior fontanelle is enlarged and its closure is delayed 1, 2 Causes of Delayed closure of Anterior fontanelle : Down's Syndrome; Hypothyroidism; Hypophosphatasia; Rickets; Cleidocranial dysostosis; First four (1-4) and idiopathic are causes of delayed dentition. (Delayed dentition is non eruption of teeth by 13 months life Late closing of the babys fontanel. The anterior fontanelle usually closes between 7 and 21 months. Early closure (before 6 months) causes concern that perhaps other areas of the skull m... Read More. 5.7k views Reviewed >2 years ago. Thank. Dr. Luis Villaplana agrees 1 doctor agrees

Size = (AP + T) / 2. Anterior Fontanelle. Junction of coronal Suture and sagittal Suture. Mean newborn size: 2.1 cm (larger in black infants) and may range up to 3-6 cm diameter. Often enlarges in first few months of life. Closes between 4 to 26 months (median 13.8 months) Closes by 3 months in 1% of infants. Closes by 24 months in 96% of infants Delayed closure of the anterior fontanelle can be associ-ated with multiple diseases, most of which have dysmor-phic features that should facilitate early recognition. 3 Simple radiographic or laboratory studies rule out other common causes. Increased intracranial pressure is the most common cause of delayed closure of the anterior fontanelle. T he size of the anterior fontanel is assessed by measuring head circumference and is generally accepted to be an index of cranial development and osseous maturation. 3,13 The anterior fontanel at birth varies in size, usually ranging from 1 to 3 cm. The age at which anterior fontanel closure occurs ranges between 10 and 24 months. The anterior fontanel size and closure time are considered to.

Best Delayed Closure Of Anterior Fontanelle Causes Frisu

What causes non closure of posterior fontanelle in an infant? My almost 7 months old son s posterior soft spot is not closed , he keeps getting dents whenever he sits in the car seat or high chair for too long and the dent becomes less visible the next day , but still can be touched A fontanelle (or fontanel) (colloquially, soft spot) is an anatomical feature of the infant human skull comprising any of the soft membranous gaps between the cranial bones that make up the calvaria of a fetus or an infant. Fontanelles allow for rapid stretching and deformation of the neurocranium as the brain expands faster than the surrounding bone can grow Delayed cranial suture closure + Infants normally have two fontanels at birth, the diamond-shaped anterior fontanelle at the junction of the coronal and sagittal sutures, and the posterior fontanelle at the intersection of the occipital and parietal bones Anterior fontanelle closure Download Here Free HealthCareMagic App to Ask a Doctor All the information, content and live chat provided on the site is intended to be for informational purposes only, and not a substitute for professional or medical advice The most common causes of a large anterior fontanel or delayed fontanel closure are achondroplasia, hypothyroidism, Down syndrome, increased intracranial pressure, and rickets. The incidence of abnormal fontanel differs, depending on the abnormality and cause

Journal of Clinical Research in Pediatric Endocrinolog

  1. beyond the age of 1 year. Further, the ventricles have rupturedthrough the skull, after the closure of anterior fontanelle, into the subgaleal space. It challenges the present understanding that external rupture occurs only through an open anterior fontanelle
  2. INTRODUCTION: This study investigates radiographically acquired normative ranges of anterior fontanelle closure (AFC) and surface area (SA) in healthy full-term infants. METHODS: High-resolution head computed tomography (CT) scans were retrospectively reviewed for AFC and AF dimensions to allow approximation of AF SA
  3. e the fontanel and gently feel the area to help deter
  4. g of closure] Brandt I , Hodes DT , Reimnitz P Klin Padiatr , 198(4):330-336, 01 Jul 198
  5. EVIDENCE-BASED ANSWER The median age of anterior fontanelle closure is 14 to 16 months, with 90% to 96% closing by 24 months of life (SOR: C, cross-sectional studies, cohort, and retrospective studies)

Evaluating fontanels in the newborn skul

  1. Delayed closure: Achondroplasia, Down syndrome, increased intracranial pressure, familial macrocephaly, rickets, or variation of normal 47 When is an anterior fontanel too big? The size of the fontanel can be calculated using the formula: (length + width)/2, where length equals anterior-posterior dimension and width equals transverse dimension
  2. g of the closure is important because delayed closure may be indicative of certain illnesses. When should I worry about a sunken fontanelle? A sunken fontanelle is a cause for concern if it is very pro
  3. transmembrane anterior posterior transformation 1. This gene encodes a highly conserved, putative transmembrane protein. A mutation in the mouse ortholog of this gene results in
  4. Where the sutures intersect, they widen and assume the shape of fontanelles. The larger anterior fontanelle lies at the intersection of the sagittal, coronal, and metopic sutures and closes by the end of the second year. The posterior fontanelle lies at the intersection of the sagittal and lambdoid sutures and closes before the third month

Early closure of the fontanelle is, in a sense, abnormal in the development of the baby. Normally, the closure of the fontanel reflects the development of the brain. If the baby's fontanel closes six months ago, it indicates that the baby may be suffering from craniostenosis, which affects brain development and intellectual development The primary cause of a sunken fontanel is dehydration. The fontanelles should feel flat and firm. Redrawn with permission after Netter FH. The most common causes of a large anterior fontanel or delayed fontanel closure are achondroplasia, hypothyroidism, Down syndrome, increased intracranial pressure, and rickets Congenital malformation of skull and face bones, unspecified. Q75.9 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2021 edition of ICD-10-CM Q75.9 became effective on October 1, 2020

Anterior fontanelle Radiology Reference Article

  1. A fontanelle, fontanel, or soft spot is an anatomical feature of a baby's skull. A baby has six fontanelles that consist of membranous tissue in the areas where certain adult skull sutures are found. Fontanelles allow the skull to pass through the birth canal and also provide a means of expansion as the brain grows
  2. Cleidocranial dysplasia is a rare autosomal disorder which manifests as partial or complete absence of clavicles, multiple supernumerary teeth, and delayed closure of fontanelle. Classical cases of cleidocranial dysplasia are easily diagnosed very early in the life. However, cases with partial manifestation of the syndrome and noncontributory family history are difficult to diagnose
  3. Spanish Translation of fontanelle | The official Collins English-Spanish Dictionary online. Over 100,000 Spanish translations of English words and phrases
  4. Anterior Fontenelle (around 1 - 3 years of age) Regarding sutures, the closure happens later in life, usually they remain patent and capable of growth until early adulthood (late 30's). And if the ossification occurs too early? Some children may suffer from premature fusion of sutures and Fontanelles, a condition called Craniosynostosis
  5. The anterior fontanelle is usually 4-6 cm in size at birth and closes at 4-26 months of age. The fontanelle should be palpated in the upright position, and usually it is slightly depressed relative to the bony rim. Therefore a fontanelle that is level with the rim, or bulging above the rim, are both considered abnormal
  6. D deficiency, however, not much is known about the association of vita
  7. eralization process represents a sign of advanced cardiac decompensation and, as such, may be output-dependent; this would explain why, in two cases of the same type of anomaly (TTTS or cerebral AV malformations), the anterior fontanelle findings were discordant (Table 2)

Furthermore, increased intracranial pressure is the most common cause of bulging or delayed closure of the anterior fontanel . A sunken anterior fontanel is the sign of dehydration [ 1 , 8 - 10 ]. Anterior fontanel size has been utilized as evidence of altered intracranial pressure, an index of the rate of development, and ossification of the. In the development of skull bones, the baby has only six fontanels, but a healthy full-term baby is born with only one anterior or large fontanel. It is located between the frontal bone and two parietal, so it has the irregular shape of the rhombus, and its size is about 25 millimeters in length and width Meningocele is a type of pathological condition that refers to anterior cerebral hernia caused by congenital deficiency of bone tissue in the area of the anterior scoop in the period of embryonic development under the influence of certain external (infection) and internal (genetic) causes, resulting in a delayed closure of the provertebral brain plates (Kolliker plates), which leads to the.

The diagnosis of an abnormal fontanel requires an understanding of the wide variation of normal. At birth, an infant has six fontanels. The anterior fontanel is the largest and most important for clinical evaluation. The average size of the anterior fontanel is 2.1 cm, and the median time of closure is 13.8 months. The most common causes of a large anterior fontanel or delayed fontanel closure. The anterior fontanelle takes the longest time after birth to close. It will take between 12 to 18 months for the sutures to solidify here. The fontanelle is usually closed by the time the baby. There are several potential causes of sunken fontanel. Dehydration: Dehydration takes place when your body loses more fluid than you drink. The most common cause of water loss from the body is.

Anterior-fontanelle-closure-delayed & Markoulaki: Causes

Causes. Often the cause of craniosynostosis is not known, but sometimes it's related to genetic disorders. Nonsyndromic craniosynostosis is the most common type of craniosynostosis, and its cause is unknown, although it's thought to be a combination of genes and environmental factors.; Syndromic craniosynostosis is caused by certain genetic syndromes, such as Apert syndrome, Pfeiffer syndrome. The anterior soft spot closes at an average of eighteen weeks, while the posterior fontanelle closes at about six to eight weeks. A delay in the closure of the baby's soft spot is an indication of disorders like dwarfism, metabolic issues, hydrocephalus and Down's syndrome

The anterior fontanelle (AF) is an integral element of the developing human infant craniofacial system. Consideration of the AF is crucial for assessing craniofacial growth, as altered development of this feature may indicate abnormal growth. Moreover, prolonged patency of the AF may represent a derived hominin feature In a newborn, the normal fontanelle measures 2 centimeters, but it can range from 0.6 centimeters to 3.6 centimeters. The normal age of closure is 14 months, but can range from three to 24 months.

My notes: Its How I graduated Medical School

Video: The persistence of an open anterior fontanel in a 4-year

Delayed-closure-of-fontanelles: Causes & Reasons - Symptom

Causes of Delayed closure of the anterior fontanelle. Familydiagnosis.com DA: 23 PA: 50 MOZ Rank: 21. Back to: « Delayed closure of the anterior fontanelle Causes List for Delayed closure of the anterior fontanelle; Some of the possible causes of Delayed closure of the anterior fontanelle or similar disorders may include: The craniofacial appearance caused by HDAC8 mutations overlaps that of typical CdLS but often displays delayed anterior fontanelle closure, ocular hypertelorism, hooding of the eyelids, a broader nose and dental anomalies, which may be useful discriminating features

A very large anterior fontanelle with delayed closure was present in 6/18. [nature.com] fontanelle , cranial base anomalies, and sagittal synostosis Definition. A fontanelle, fontanel, or soft spot is an anatomical feature of a baby's skull. A baby has six fontanelles that consist of membranous tissue in the areas where certain adult skull sutures are found. Fontanelles allow the skull to pass through the birth canal and also provide a means of expansion as the brain grows.. The Baby Fontanelle The diagnosis of an abnormal fontanelle e.g. bulging, sunken fontanelle, large size, small size, early closure and delayed closure requires an understanding of the wide variation of normal fontanelle. Knowledge of AF size is crucial to determine many disorders. Delayed closure or large size of the AF can be associated with multiple diseases Although the anterior fontanelle most commonly closes at approximately 12 months of age, there is a wide variation in the timing of fontanelle closure, with the fontanelle closing between 4 and 26 months. 85 Moreover, it is important to note that closure of the fontanelle does not mean that the sutures are closed, nor does it mean that further. Anterior fontanelle: Located on the top of the head, this diamond-shaped fontanelle is the one that most people know as the soft spot. It measures about 1 to 3 centimeters at birth, but can be larger or smaller. Posterior fontanelle: This smaller opening at the back of the baby's skull is triangular in shape. It usually measures less than.

Early closure of anterior fontanelle - update. joko81. Posted 8/13/09. Hi girls, I dont think that there's a cause as such like baby lieing on back all the time could cause flat head symdrome or using dummy/ sucking thumb causes buck teet The cause may be a serious infection or other injury, which could be fatal. It can be scary to see a bulging fontanel, and parents or caregivers may worry about painful or invasive treatments

Bulging Fontanelle: Basics. There are 6 Fontanelles, but only two are clinically apparent. Anterior: 4-6 cm in dimension; closure - 4th - 26th month of life. Posterior: 1-2 cm in dimension; closure - 1st - 2nd month of life. Mastoid x 2, Sphenoid x 2. Position of child matters Tel: +91-9460324056; Fax: +0141-2569885. Cleidocranial dysplasia (CCD) is a rare autosomal dominant skeletal disorder, characterized by delayed closure of anterior fontanelle, absent or hypoplastic clavicles, dental problems, and short stature. Usually, the presenting complaints are open anterior fontanelle and dental abnormalities Cleidocranial dysplasia is a rare autosomal disorder which manifests as partial or complete absence of clavicles, multiple supernumerary teeth, and delayed closure of fontanelle. Classical cases of cleidocranial dysplasia are easily diagnosed very early in the life. However, cases with partial manifestation of the syndrome and noncontributory family history are difficult to diagnose The closure of the fontanelle must be largely dependent on the growth of the bones bordering on it. The anterior fontanelle closed earlier in the male than in the female. This distinguishes fontanelle closure from skeletal maturation in which the female lead is well known. [19, 20] It is suggested that non-invasiv

The anterior fontanelle is the point in the skull where the sagittal suture perpendicularly intersects the coronal suture. A fontanelle, or fontanel, is what is commonly referred to as a soft spot on an infant's head. We most often think of the area just above the forehead as being a baby's soft spot Heterozygous loss-of-function mutations of RUNX2 result in cleidocranial dysplasia (OMIM 119600), a condition characterized by delayed closure of the anterior fontanelle and metopic suture.

Fontanel - an overview ScienceDirect Topic

Craniosynostosis: MedlinePlus Medical Encyclopedia. Craniosynostosis is a birth defect in which one or more sutures on a baby's head closes earlier than usual. The skull of an infant or young child is made up of bony plates that are still growing. The borders at which these plates intersect are called sutures or suture lines Loss-of-function HDAC8 mutations cause a phenotypic spectrum of Cornelia de Lange syndrome-like features, ocular hypertelorism, large fontanelle and X-linked inheritanc For instance, delayed fontanelle closure or an enlarged fontanelle can be associated with a range of medical conditions. Sunken fontanelle. When you touch the fontanelle, it should feel firm with a slight inward curve

Sutures and Fontanelles Radiology Ke

Search Page 1/1: fontanel. 3 result found: ICD-10-CM Diagnosis Code Q75.8 [convert to ICD-9-CM] Other specified congenital malformations of skull and face bones. Oth congenital malformations of skull and face bones; Absence of skull bone; Absence, cranial bone; Basilar skull invagination; Congenital absence of cranial bone; Congenital deformity. Other than the anterior and posterior fontanelles, the mastoid fontanelle and the sphenoidal fontanelle are also significant. Closure . In humans, the sequence of fontanelle closure is as follows: The posterior fontanelle generally closes 2 to 3 months after birth; The sphenoidal fontanelle is the next to close around 6 months after birth The posterior fontanelle is a gap between bones in the human skull, triangular in form and situated at the junction of the sagittal suture and lambdoidal suture. It generally closes in 6-8 weeks from birth. The cranial point in adults corresponding the fontanelle is called 'lambda' A delay in closure is associated with congenital hypothyroidism Lots of new parents ask me about caring for the soft spot. As the first year unfolds, it is the soft spot (aka fontanelle) in the front/top portion of a baby's head that parents ask about, the anterior fontanelle. I think we all conjure up crazy worries about an errant flying pencil landing in it The anterior fontanelle is generally the last to close between 18 month and 2 years of age.. Przednie ciemiączko jest ogólnie ostatnie zamknąć pośrodku 18 miesiąc i 2 lata wieku. Anterior fontanelle closing or fully closed, usually at the middle of this year.. Przednie zamknięcie ciemiączka albo w pełni zamknąć, zazwyczaj w środku b.r.

21 Cool Anterior Fontanelle Closure Delayed Frisu

Anterior fontanelle is a diamond-shaped membrane-filled space located between the two frontal and two parietal bones of the developing fetal skull. It persists until approximately 18 months after birth. It is at the junction of the coronal suture and sagittal suture. The fetal anterior fontanelle may be palpated until 18 months Synonyms for anterior fontanelle in Free Thesaurus. Antonyms for anterior fontanelle. 3 words related to anterior fontanelle: fontanel, fontanelle, soft spot. What are synonyms for anterior fontanelle A fontanelle (or fontanel) (colloquially, soft spot) is an anatomical feature of the infant human skull comprising any of the soft membranous gaps (sutures) between the crania l bones that make up the calvaria of a fetus or an infant. Fontanelles allow for rapid stretching and deformation of the neurocranium as the brain expands faster than the surrounding bone can grow

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