All of the following are true regarding proximal renal tubular acidosis, except
- A. Growth failure in the first few years of life is a characteristic presentation
- B. Urine pH cannot be reduced to < 5.5
- C. It is usually a component of Fanconi syndrome
- D. Non-anion gap metabolic acidosis is common
Correct Answer: D
Rationale: Proximal renal tubular acidosis is associated with a normal anion gap metabolic acidosis, not a non-anion gap metabolic acidosis.
You may also like to solve these questions
What are FOUR possible causes of left axis deviation in a newborn with features of Trisomy 21?
- A. AVSD
- B. Tricuspid atresia
- C. Pulmonary atresia with intact ventricular septum
- D. Mechanical shift
Correct Answer: A
Rationale: AVSD is a common congenital heart defect associated with Trisomy 21 and can lead to left axis deviation seen on ECG.
The most common site of osteosarcoma is:
- A. Femur
- B. Humerus
- C. Pelvis
- D. Skull
Correct Answer: A
Rationale: Osteosarcoma most commonly occurs in the long bones, particularly the femur, near the growth plates in children and adolescents.
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.
In the most common type of CAR:
- A. There is deficient 11-hydroxylase
- B. Hypertension is a feature
- C. There is an associated gene defect
- D. Transmission is autosomal dominant
Correct Answer: B
Rationale: Hypertension is a feature of congenital adrenal hyperplasia (CAH) caused by deficiencies in enzymes involved in steroidogenesis, including 11-hydroxylase.
What are THREE classes of medication used to treat giant coronary artery aneurysms in Kawasaki Disease?
- A. ACE inhibitor
- B. Beta blocker
- C. Statin
- D. All of the above
Correct Answer: D
Rationale: These medications are typically used in the management of giant coronary artery aneurysms to manage cardiovascular risks.