This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Physiology
Pseudohyponatremia occurs in which of the following conditions? 
Select and explain. 
A. SIADH, B. CHF, C. Hyperlipidemia, D. Severe dehydration
C: Hyperlipidemia
Answer: C: Hyperlipidemia 
Explanation: Ceain conditions that interfere with laboratory tests of serum sodium concentration (may lead to an erroneously low measurement of sodium. This is called pseudo hyponatremia. a. Hyperlipidemia b. Hyper paraproteinemia (Multiple myeloma) c. Severe hyperglycemia (DKA, NKHOC)