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موقـع للقـرآن الكـريـم
الأحد، 30 نوفمبر 2008
Dr.Kamel Hassan Pediatric MCQ of the day,November 2008
PEDIATRIC MCQ OF THE DAY, November,2008
01-11-2008
Question :1
a)-A three years old boy presents with poor urinary steam. Most likely cause is?
A-Stricture urethra.
B-Neurogenic bladder.
C-Urethral calculus.
D-Posterior urethral valves.
THE CORRECT ANSWER is D
b)-The first one to ossify in the foetal life is
A-Rib.
B-Sternum.
C-Vertebra.
D-Non of the above
THE CORRECT ANSWER is D
c)-All of the following are features of neonatal necrotizing enterocolitis except?
A-Abdominal Distention.
B-Metabolic acidosis.
C-Pneumoperitonium.
D-Increased peristaltic sounds
THE CORRECT ANSWER is D
02-11-2008
Question : 2
A 11 months old boy, weighing 3 kg has polyuria, polydipsia and delayed motor milestones. Investigations show blood levels of creatinine 0.5mg/dL, potassium 3mEq/L, sodium 125mEq/L, chloride 88mEq/L, calcium 8.8mg/dL,pH -7.46, and bicarbonate 26mEq/L. ultrasonography shows medullary nephrocalcinosis.
The most likely diagnosis is?
A-Renal tubular acidosis.
B-Diabetes insipidus.
C-Bartter syndrome.
D-Pseudohypoaldosternism.
THE CORRECT ANSWER is C
Question :1
a)-A three years old boy presents with poor urinary steam. Most likely cause is?
A-Stricture urethra.
B-Neurogenic bladder.
C-Urethral calculus.
D-Posterior urethral valves.
THE CORRECT ANSWER is D
b)-The first one to ossify in the foetal life is
A-Rib.
B-Sternum.
C-Vertebra.
D-Non of the above
THE CORRECT ANSWER is D
c)-All of the following are features of neonatal necrotizing enterocolitis except?
A-Abdominal Distention.
B-Metabolic acidosis.
C-Pneumoperitonium.
D-Increased peristaltic sounds
THE CORRECT ANSWER is D
02-11-2008
Question : 2
A 11 months old boy, weighing 3 kg has polyuria, polydipsia and delayed motor milestones. Investigations show blood levels of creatinine 0.5mg/dL, potassium 3mEq/L, sodium 125mEq/L, chloride 88mEq/L, calcium 8.8mg/dL,pH -7.46, and bicarbonate 26mEq/L. ultrasonography shows medullary nephrocalcinosis.
The most likely diagnosis is?
A-Renal tubular acidosis.
B-Diabetes insipidus.
C-Bartter syndrome.
D-Pseudohypoaldosternism.
THE CORRECT ANSWER is C
03-11-2008
Question : 3
The treatment of choice for primary grade V Vesicoureteric reflux involving both kidneys in a 6 months old boy is?
A-Antibiotic prophylaxis.
B-Ureteric reimplantation.
C-Cystoscopy followed by subureteric injection of Teflon.
D-Bilateral ureterostomies.
THE CORRECT ANSWER is B
04-11-2008
Question : 4
The most common leukocytoclastic vasculitis affecting children is?
A-Takayasu disease.
B-Mucocutaneous lymph node syndrome (Kawasaki disease).
C-Henoch schonlein purpura.
D-Polyarteritis nodosa.
THE CORRECT ANSWER is C
05-11-2008
Question : 5
Common ocular manifestation in trisomy 13 is?
A-Capillary hemangioma.
B-Bilateral microphthalmos.
C-Neurofibroma.
D-Dermoid cyst
THE CORRECT ANSWER is B
06-11-2008
Question : 6
Blood specimen for neonatal thyroid screening is obtained on?
A-cord blood.
B-24 hours after birth.
C-48 hours after birth.
D-72 hours after birth.
THE CORRECT ANSWER is A
07-11-2008
Question : 7
If the birth weight of each of the 10 babies born in a hospital in a day is found to be 2.8 kg, then the standard deviation of this sample will be?
A-2.8
B-0.
C-1
D-0.28
THE CORRECT ANSWER is B
08-11-2008
Question : 8
The appropriate approach to a neonate presenting with vaginal bleeding on day 4 of life is ?
A-Administration of Vit K.
B-Investigation for bleeding disorder.
C-No specific therapy.
D-Administration of 10 ml/kg of fresh frozen plasma over 4 hours.
THE CORRECT ANSWER is C
09-11-2008
Question : 9
Which one of the following drugs is used for fetal therapy of congenital adrenal hyperplasia ?
A-Hydrocortisone.
B-Prednisone.
C-Fludrocortisone.
D-Dexamethasone.
THE CORRECT ANSWER is D
10-11-2008
Question : 10
The coagulation profile in a 13 years old girl with menorrhagia having Von Willebrand disease is ?
A-Isolated prolonged PTT with a normal PT.
B- Isolated prolonged PT with a normal PT.
C-Prolongation of both PT and PTT.
D-Prolongation of thrombin time.
THE CORRECT ANSWER is A
11-11-2008
Question : 11
All of the following are true about manifestations of vitamin E deficiency except?
A-Hemolytic anemia.
B-Posterior column abnormalities.
C-Cerebellar ataxia.
D-Autonomic dysfunction.
THE CORRECT ANSWER is D
12-11-2008
Question : 12
All of the following therapies may be required in a 1-hour old infant with severe birth asphyxia except?
A-Glucose.
B-Dexamethasone.
C-Calcium gluconate.
D-Normal saline.
THE CORRECT ANSWER is B
13-11-2008
Question : 13
The most common cause of renal scaring in a 3 years old child is?
A-Trauma.
B-Tuberculosis.
C-Vesicoureteral reflux induced pyelonephritis.
D-Interstitial nephritis
THE CORRECT ANSWER is C
14-11-2008
Question : 14
Which one of the following is the common cause of congenital hydrocephalus?
A-Cranisynostosis.
B-Intra uterine meningitis.
C-Aqueductal stenosis.
D-Malformations of great vein of Galen
THE CORRECT ANSWER is C
15-11-2008
Question : 15
In a child, non-functioning kidney is best diagnosed by?
A-Ultrasonography.
B-IVU.
C-DTPA renogram.
D-Creatinine clearance.
THE CORRECT ANSWER is C
16-11-2008
Question : 16
The most common malignant neoplasm of infancy is?
A-Malignant teratoma.
B-Neuroblastoma.
C-Wilm’s tumor.
D-Hepatoblastoma.
THE CORRECT ANSWER is B
17-11-2008
Question : 17
The most common presentation of a child with Wilm’s tumor is?
A-An asymptomatic abdominal mass.\
B-Haematuria.
C-Hypertension.
D-Hemoptysis due to pulmonary secondary.
THE CORRECT ANSWER is A
18-11-2008
Question : 18
Eisenmenger syndrome is characterised by all except?
A-Return of left ventricle & right ventricle to normal size.
B-Pulmonary veins not distended.
C-Pruning of peripheral pulmonary arteries.
D-Dilatation of central pulmonary arteries.
THE CORRECT ANSWER is A
19-11-2008
Question : 19
The most common site of leak in CSF rhinorrhea is ?
A-Sphenoid sinus.
B-Frontal sinus.
C-Cribriform plate.
D-Tegmen tympani.
THE CORRECT ANSWER is C
20-11-2008
Question : 20
Which of the following is the mst common renal cystic disease in infants is?
A-Polycystic kidney.
B-Simple renal cyst.
C-Unilateral renal dysplasia.
D-Calyceal cyst.
THE CORRECT ANSWER is C
21-11-2008
Question : 21
The most common type of total anomalous pulmonary venous connection is?
A-Supracardiac.
B-Infracardiac.
C-Mixed.
D-Cardiac.
THE CORRECT ANSWER is A
22-11-2008
Question : 22
Diagnosis of beta Thalassemia is established by?
A-Nnestroft test.
B-HbA1 C estimation.
C-Hb electrophoresis.
D-Target cells in peripheral smear.
THE CORRECT ANSWER is C
23-11-2008
Question : 23
A child having status epilepticus should not be given?
A-Clonazepam.
B-Diazepam.
C-Lamotrigine.
D-Phosphenytoin.
THE CORRECT ANSWER is C
24-11-2008
Question : 24
The sodium content of ReSoMal(rehydration solution for malnourished children) is?
A-90mmol/L
B-60mmol/L
C-45mmol/L
D-30mmol/L
THE CORRECT ANSWER is C
25-11-2008
Question : 25
Which of the following statements is true of primary grade IV-V Vesicoureteric reflux in young children?
A-Renal scaring usually begins in the midpolar region.
B-Postnatal scaring may occur even in the absence of urinary tract infections.
C-Long term outcome is comparable in patients treated with either antibiotic prophylaxis or surgery.
D-Oral amoxicillin is the choice antibiotic for prophylaxis.
THE CORRECT ANSWER is B
26-11-2008
Question : 26
A 3 years old boy presents with fever, dysuria and gross hematuria, physical examination shows a prominent suprapubic area which is dull to percussion. Urinalysis reveals red blood cells but no Proteinuria. Which of the following is the most likely diagnosis?
A-Acute glomerulonephritis.
B-Urinary tract infection.
C-Posterior urethral valves.
D-Teratoma.
THE CORRECT ANSWER is B
27-11-2008
Question : 27
Transient synovitis (toxic synovitis) of the hip is characterized by all of the following, except ?
A-May follow upper respiratory infection.
B-ESR and white blood cell counts are usually normal.
C-Ultrasound of the joint reveals widening of the joint space.
D-The hip is typically held in adduction and internal rotation.
THE CORRECT ANSWER is D
28-11-2008
Question : 28
Enzyme replacement therapy is available for which of the folowing disorders ?
A-Gauchers disease.
B-Niemann Pick disease.
C-Mucolipidosis.
D-Metachromatic leukodystrophy.
THE CORRECT ANSWER is A
29-11-2008
Question : 29
Cardiomyopathy may be seen in all of the following except ?
A-Duchenne muscular dystrophy.
B-Friedreicha’s ataxia.
C-Type II glycogen storage disease.
D-Alkaptonuria.
THE CORRECT ANSWER is D
30-11-2008
Question : 30
All of the following are true of beta thalassemia major except?
A-Splenomegaly.
B-Target cells on peripheral smear.
C-Microcyic hypochromic anemia.
D-Increased osmotic fragility.
THE CORRECT ANSWER is D
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