Mcq Subject: Pediatrics

Which of the following is not a sign of active rickets ?

A. Prominent fontanelle

B. Hot cross bun sign

C. Saddle nose

D. Caries teeth

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About 12 days after a mild upper respiratory infection, a 12-year-old boy complains of weakness in his lower extremities. Over several days, the weakness progresses to include his trunk. On physical examination, he has the weakness described and no lower extremity deep tendon reflexes, muscle atrophy, or pain. Spinal fluid studies are notable for elevated protein only. Which of the following is the most likely diagnosis in this patient?

A. Bell palsy

B. Muscular dystrophy

C. Guillain-Barre syndrome

D. Charcot-Marie-Tooth disease

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Down syndrome is due to non-disjunction of –

A. 21

B. 18

C. 11

D. 15

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Horizontal line can be drawn by a child at the earliest by the age of:

A. 1 yr

B. 2 yrs

C. 3 yrs

D. 4 yrs

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2 weeks old baby having scrotal pigmentation along with hyponatremia, gypoglycemia and hyperkalemia enzyme deficient-

A. 11 beta hydroxylase

B. 21 a- hydroxylase

C. 3- Beta hydroxylase dehydrogenase

D. 17- hydroxylase deficiency

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In a child presenting with obstructive Jaundice, all are seen except –

A. Gamma glutamyl transpeptidase

B. Alkaline phosphatase

C. Glutamate dehydrogenase

D. 5' Nucleotidase

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A5 year old boy is detected to be HBs Ag positive on two separate occasions during a screening program for hepatitis B. He is otherwise asymptomatic. Child was given three doses of recombinant hepatitis B vaccine at the age of 1 year. His mother was treated for chronic hepatitis B infection around the same time. The next relevant step for fuher investigating the child would be to –

A. Obtain 1-IBeAg and anti-HBe levels

B. Obtain anti HBs levels

C. Repeat HBsAg

D. Repeat another course of Hepatitis B vaccine

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Lactose intolerance in a suspected patient is diagnosed by giving an oral load of lactose and measuring concentration of:

A. CO2

B. H2

C. One/two carbon compounds

D. N2

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Turner syndrome is maximally associated with ?

A. Horseshoe kidney

B. Coarctation of aoa

C. VSD

D. ASD

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A 9-years-old female child presented with polyuria, polydipsia and metabolic acidosis. On slit lamp examination crystal deposits are seen in cornea. What is the diagnosis?

A. Cystinuria

B. Cystinosis

C. Cystothioninuria

D. Homocysteinuria

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