Nokea
The most common cause for testicular pain in boys in 2-10 years of age is
- A. Testicular torsion
- B. Torsion of appendix testis
- C. Epididymitis
- D. Congenital varicocele
Correct Answer: B
Rationale: Torsion of the appendix testis is the most common cause of testicular pain in boys aged 2-10 years, as it involves the twisting of a small vestigial remnant.
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Clinical manifestations of haemophilia include:
- A. Bleeding following neonatal intramuscular injection
- B. Intracranial bleeding
- C. Gingival bleeding
- D. Menorrhagia
Correct Answer: B
Rationale: Intracranial bleeding is a serious and potentially life-threatening manifestation of hemophilia, particularly in severe cases.
Which physiological changes occur as a result of hypoxemia in congestive heart failure (CHF)?
- A. Polycythemia and clubbing
- B. Anemia and barrel chest
- C. Increased white blood cells and low platelets
- D. Elevated erythrocyte sedimentation rate and peripheral edema
Correct Answer: A
Rationale: Hypoxemia stimulates erythropoiesis, causing polycythemia, which along with chronic hypoxemia can lead to digital clubbing.
Corneal opacities are seen in:
- A. Marfan's syndrome
- B. Herpes simplex infection
- C. Hurler syndrome
- D. Osteogenesis imperfecta
Correct Answer: C
Rationale: Corneal opacities are a characteristic feature of Hurler syndrome, a type of mucopolysaccharidosis.
In a child with scabies, which of the following is the most appropriate treatment?
- A. Permethrin
- B. Benzoyl peroxide
- C. Hydrocortisone
- D. Calamine lotion
Correct Answer: A
Rationale: Permethrin cream is the most effective treatment for scabies, as it targets the mites causing the infestation.
Which is/are true?
- A. Babies are able to respond to sounds in utero
- B. Full term babies at birth are unable to follow a large object with their eyes
- C. A 6-week-old infant would be able to follow a large object through an arc of 135°
- D. Growth velocity of head decreases with age
Correct Answer: A
Rationale: Babies can respond to sounds in utero, and head growth velocity does decrease with age. Full-term babies can follow large objects, and a 6-week-old can follow objects through a smaller arc.