Dr.Kamel Hassan Pediatric MCQ of the day, August 2008

Dr.Kamel Hassan Pediatrics MCQ of the day, August 2008

01-08-2008
Question :1
All of the following are characteristic features of Kwashiorkor except?
A-High blood osmolarity.
B-Hypoalbuminemia.
C-Oedema.
D-Fatty liver.
THE CORRECT ANSWER is (A)

02-08-2008
Question : 2
A 3 years old boy presents with poor urinary stream, .Most likely cause is?
A-Stricture urethra.
B-Neurogenic bladder.
C-Urethral calculus.
D-Posterior urethral valves.
THE CORRECT ANSWER is (D)

03-08-2008
Question : 3
A 11 months old boy, weighing 3 kg, has polyuria, polydipsia and delayed motor milestones,
blood investigations shows:
Creatinine of 0.5 mg/dl Potassium 3 mEq/l
Sodium 125 mEq/l Chloride 88 mEq/l
Calcium 8,8 mg/dl Ph 7.46 , Bicarbonate 26 mEq/l
Ultrasonography shows: Medullary Nephrocalcinosis, the most likely diagnosis is ?
A-Renal tubular acidosis
B-Diabetes insipidus.
C-Bartters syndrome.
D-Pseudohypoaldosteronism.
THE CORRECT ANSWER is (C)

04-08-2008
Question : 4
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.
D-Bilateral ureterostomies.
THE CORRECT ANSWER is (B)

05-08-2008
Question : 5
The most common leucocystoclastic 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)

06-08-2008
Question : 6
Common ocular manifestation in trisomy 13 is ?
A-Capillary hemangioma.
B-Bilateral microphthalmos.
C-Neurofibroma.
D-Dermoid cyst.
THE CORRECT ANSWER is (B)

07-08-2008
Question : 7
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)

08-08-2008
Question : 8
A child with recurrent urinary tract infection is most likely to show?
A-Posterior urethral valves.
B-Vesicoureteric reflux.
C-Neurogenic bladder.
D-Renal and Ureteric calculi.
THE CORRECT ANSWER is (B)

09-08-2008
Question : 9
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 10ml/kg of fresh frozen plasma over 4 hours.
THE CORRECT ANSWER is (C)

10-08-2008
Question : 10
Which one of the following drugs is used for foetal therapy of congenital adrenal hyperplasia?
A-Hydrocortisone.
B-Predinisolone.
C-Fludrocortisone.
D-Dexamethasone.
THE CORRECT ANSWER is (D)

11-08-2008
Question : 11
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 PTT.
C-Prolongation of both PT and PTT.
D-Prolongation of thrombin time.
THE CORRECT ANSWER is (A)

12-08-2008
Question : 12
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)

13-08-2008
Question : 13
All of the following therapies may be required in a 1 hour old infant with sever birth asphyxia except?
A-Glucose.
B-Dexamethasone.
C-Calcium gluconate.
D-Normal saline.
THE CORRECT ANSWER is (B)

14-08-2008
Question : 14
The most common cause of renal scaring in a 3 years old child’s
A-Trauma
B-Tuberculosis
C-Visicuureteral reflux indused pyelonephritis
D-Intersteial nephritis
THE CORRECT ANSWER is (C)

15-08-2008
Question : 15
Which one of the following is the common cause of congenital hydrocephalus
A-Craniosynostosis
B-Intrauterine meningitis
C-Aqueductal stenosis
D-Malformation of great vein of Galen
THE CORRECT ANSWER is (C)

16-08-2008
Question : 16
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)

17-08-2008
Question : 17
The most common malignant neoplasm of infancy is
A-Malignant teratoma
B-Neuroblastoma
C-Wilm’s tumor
D-Hepatoblastoma
THE CORRECT ANSWER is (B)

18-08-2008
Question : 18
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)

19-08-2008
Question : 19
Eisenmenger’s syndrome is characterised by all except
A-Return of left ventricle and 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)

20-08-2008
Question : 20
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)

21-08-2008
Question : 21
Which of the following is the most 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)

22-08-2008
Question : 22
The most common type of total anomalous pulmonary venous connection is
A-Supracardiac
B-Infracardiac
C-Mixed
D-Cardiac
THE CORRECT ANSWER is (A)

23-08-2008
Question : 23
Diagnosis of beta Thalassemia is established by
A-NESTROFT test
B-HbA1 C estimation
C-Hb electrophoresis
D-Target cells in peripheral smear
THE CORRECT ANSWER is (C)

24-08-2008
Question : 24
A child having status epilepticus should not be given
A-Clonazepam
B-Diazepam
C-Lamotrigine
D-Phosphenytoin
THE CORRECT ANSWER is (C)

25-08-2008
Question : 25
The sodium content of ReSoMal (rehydrarion solution for malnourished children is ?
A-90 mmol/L
B-60 mmol/L
C-45mmol/L
D-30 mmol/L
THE CORRECT ANSWER is (C)

26-08-2008
Question : 26
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 regions
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)

27-08-2008
Question : 27
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)

28-08-2008
Question : 28
Transient synovitis (Toxic synovitis) of the hip is characterized by all of the following except ?
A-May follow upper respiratory infection.
B- ESR and W.B.C 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)

29-08-2008
Question : 29
Enzyme replacement therapy is available for which of the following ?
A-Gaucher disease
B-Niemann Pick disease.
C-Mucolipidosis.
D-Metachromatic leukodystrophy
THE CORRECT ANSWER is (A)

30-08-2008
Question : 30
Cardiomyopathy may be seen in all of the following except
A-Duchene muscular dystrophy.
B-Friedreich’s ataxia.
C-Type II glycogen storage disease.
D-Alkaptonuria
THE CORRECT ANSWER is (D)

31-08-2008
Question : 31
All of the following are true of beta thalassemia major except?
A-Splenomegaly
B-Target cells on peripheral smear.
C-Microcytic hypochromic anaemia.
D-Increased osmotic fragility.
THE CORRECT ANSWER is (D)