A child with Tubercular meningitis (TBM) presents with hydrocephalus after VP shunt has polyuria and hyponatremia. The most probable diagnosis is:
Ans. C. Cerebral salt wastingDifferentiating features of Central Diabetes insipidus, SIADH and Cerebral salt wastingClinical ParameterSIADHCerebral Salt wastingCentral diabetes insipidusSerum sodiumLowLowHighUrine outputNormal or lowHighHighUrine sodiumHighVery highLowIntravascular volume statusNormal or highLowLowIn Shunt block there will be signs of raised ICT like altered sensorium and vomiting.
Central Diabetes insipidus
SIADH
Cerebral salt wasting
Shunt block
Miscellaneous