PEDIATRIC COMAT EXAM 2025/2026 WITH
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS AND
SOLUTIONS |ALREADY GRADED
A+|NEWEST|BRAND NEW
VERSION!!|GUARANTEED PASS
What is hyposthenuria?
common complication of sickle cell TRAIT. kidney becomes unable to concentrate urine,
revealing slightly low urine SG and normal serum sodium
What are the only true contraindications to the DTap vaccine?
personal hx of severe allergic rxn to vaccine or encephalopathy within 7d of receiving previous
dose
What are commonly tested effects of valproic acid?
acute pancreatitis, hepatotoxicity, tremor, weight hain
Where is the chapman's point for the middle ear
superior clavicle, 1/3 from midline
Where is the chapman's point for the eyes?
surgical neck of humerus
Where is the chapman's point for the sinuses?
inferior clavicle, 1/3 from midline
When do withdrawal symptoms appear for heroin vs methadone in a newborn?
heroin: within 24 hours
methadone: 72 hours after birth
(yawning, inconsolable, loose stools)
1|Page
,What is the inheritance pattern of hereditary spherocytosis?
autosomal dominant
true or false: hereditary spherocytosis predisposes one to bilirubin gallstones.
true
Biphasic stridor when crying and feeding, which improves with head extension, is a big clue for
what?
vascular ring
What is nicknamed "penis at 12 syndrome"?
5a reductase deficiency
What defines a complex febrile seizure, requiring more workup?
greater than 15 min, focal (asymmetric limb shaking), and recurs within 24 hours
What is the best way to empirically treat pneumonia in neonates?
gentamicin and ampicillin (covers GBS and gram neg)
paraphimosis vs phimosis
can't put foreskin back up vs can't pull foreskin down
What kind of murmur is described as a non-radiating, continuous murmur inferior to the right
clavicle?
venous hum (benign)
What kind of murmur goes away when you compress the jugular vein?
venous hum
What kind of GI abnormality is associated with Down syndrome?
duodenal atresia
Infants of mothers with diabetes are at increased risk of this electrolyte abnormality:
hypocalcemia
How does Ebstein's anomaly affect the heart?
enlarged RA, hypoplastic RV, redundant tricuspid leaflet
2|Page
, true or false: HOCM is most commonly seen as a complication of poorly controlled maternal
diabetes.
true (babies will IMMEDIATELY present with hypotension, systolic ejection murmur)
patients with exstrophy of the bladder will also have this:
epispadias (dorsal side)
What are key features of Niemann-Pick disease? What enzyme is deficient?
areflexia, hepatosplenomegaly, cherry red macula; sphingomyelinase deficiency
What are key features of Tay Sachs disease? What enzyme is deficient?
hyperreflexia, cherry red macula; b-hexo A
What is the protocol for PEP with pertussis?
give macrolide to all close contacts regardless of vaccination status
If a child presents with AMS, lethargy, and signs of hepatotoxicity after a reported fever, what
should you suspect?
Reye syndrome from aspirin at home
Does pneumatosis intestinalis require immediate surgery?
no
How is necrotizing enterocolitis managed?
bowel rest, blood cultures, empiric abx
In addition to marfanoid habitus, patients with homocystinuria also have...
intellectual disability, DOWN lens dislocation, and hypercoaguability
Fair hair and eyes, developmental delay, and stroke are virtually pathognomonic for what?
homocystinuria
severely immunocompromised + generalized lymphadenopathy in an infant is consistent with...
HIV
Babies with galactosemia are at increased risk of sepsis with what organism?
E Coli
Laryngomalacia causes (inspiratory/expiratory) stridor.
3|Page
ACTUAL CORRECT QUESTIONS AND
VERIFIED DETAILED ANSWERS
|FREQUENTLY TESTED QUESTIONS AND
SOLUTIONS |ALREADY GRADED
A+|NEWEST|BRAND NEW
VERSION!!|GUARANTEED PASS
What is hyposthenuria?
common complication of sickle cell TRAIT. kidney becomes unable to concentrate urine,
revealing slightly low urine SG and normal serum sodium
What are the only true contraindications to the DTap vaccine?
personal hx of severe allergic rxn to vaccine or encephalopathy within 7d of receiving previous
dose
What are commonly tested effects of valproic acid?
acute pancreatitis, hepatotoxicity, tremor, weight hain
Where is the chapman's point for the middle ear
superior clavicle, 1/3 from midline
Where is the chapman's point for the eyes?
surgical neck of humerus
Where is the chapman's point for the sinuses?
inferior clavicle, 1/3 from midline
When do withdrawal symptoms appear for heroin vs methadone in a newborn?
heroin: within 24 hours
methadone: 72 hours after birth
(yawning, inconsolable, loose stools)
1|Page
,What is the inheritance pattern of hereditary spherocytosis?
autosomal dominant
true or false: hereditary spherocytosis predisposes one to bilirubin gallstones.
true
Biphasic stridor when crying and feeding, which improves with head extension, is a big clue for
what?
vascular ring
What is nicknamed "penis at 12 syndrome"?
5a reductase deficiency
What defines a complex febrile seizure, requiring more workup?
greater than 15 min, focal (asymmetric limb shaking), and recurs within 24 hours
What is the best way to empirically treat pneumonia in neonates?
gentamicin and ampicillin (covers GBS and gram neg)
paraphimosis vs phimosis
can't put foreskin back up vs can't pull foreskin down
What kind of murmur is described as a non-radiating, continuous murmur inferior to the right
clavicle?
venous hum (benign)
What kind of murmur goes away when you compress the jugular vein?
venous hum
What kind of GI abnormality is associated with Down syndrome?
duodenal atresia
Infants of mothers with diabetes are at increased risk of this electrolyte abnormality:
hypocalcemia
How does Ebstein's anomaly affect the heart?
enlarged RA, hypoplastic RV, redundant tricuspid leaflet
2|Page
, true or false: HOCM is most commonly seen as a complication of poorly controlled maternal
diabetes.
true (babies will IMMEDIATELY present with hypotension, systolic ejection murmur)
patients with exstrophy of the bladder will also have this:
epispadias (dorsal side)
What are key features of Niemann-Pick disease? What enzyme is deficient?
areflexia, hepatosplenomegaly, cherry red macula; sphingomyelinase deficiency
What are key features of Tay Sachs disease? What enzyme is deficient?
hyperreflexia, cherry red macula; b-hexo A
What is the protocol for PEP with pertussis?
give macrolide to all close contacts regardless of vaccination status
If a child presents with AMS, lethargy, and signs of hepatotoxicity after a reported fever, what
should you suspect?
Reye syndrome from aspirin at home
Does pneumatosis intestinalis require immediate surgery?
no
How is necrotizing enterocolitis managed?
bowel rest, blood cultures, empiric abx
In addition to marfanoid habitus, patients with homocystinuria also have...
intellectual disability, DOWN lens dislocation, and hypercoaguability
Fair hair and eyes, developmental delay, and stroke are virtually pathognomonic for what?
homocystinuria
severely immunocompromised + generalized lymphadenopathy in an infant is consistent with...
HIV
Babies with galactosemia are at increased risk of sepsis with what organism?
E Coli
Laryngomalacia causes (inspiratory/expiratory) stridor.
3|Page
