Renal Tubular Disorders — MCQs

In Bartter's syndrome there is a defect in

A 1-month old baby present with frequent vomiting and failure to thrive. There are features of moderate dehydration. Blood sodium in 122 mEq/l and potassium is 6.1 mEq/l. The most likely diagnosis is?

A 10 year old boy is having polyuria, polydipsia, laboratory data showed (in mEq/lit) – Na+ 154, K+ 4.5, HCO3- 22, Serum osmolality – 295 mOsm/kg, Blood urea – 50 mg/dl, Urine specific gravity – 1.005. The likely diagnosis is –

A diabetic patient presents with hyperkalemia and urinary pH < 5.5. What is the MOST likely underlying cause?

Which of the following is a characteristic finding in distal RTA?

Among the following conditions, which is most likely to cause type 4 renal tubular acidosis?

An 8 years old child suffering from recurrent attacks of polyuria since childhood presents to the pediatrics OPD. On examination, the child has short stature. Vitals and B.P. are normal. S. Creatinine - 6 mg/dL, HCO3 - 16 meq/L, S Na+ - 134 meq/L. On USG, bilateral small kidneys are seen. Diagnosis is:

An infant presenting with failure to thrive, hypertension, metabolic acidosis, and hyperkalemia is most likely suffering from which condition?

Tyrosinemia Type I is caused due to deficiency of which enzyme?

Most common cause of persistent hypertension in a child with intrinsic renal disease is -