This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hematology, Subject name: Pharmacology
True statements about heparin are all EXCEPT: 
Select and explain. 
A. It prolongs aPTT, B. Hyperkalemia is not seen, C. It can result in alopecia, D. It can cause thrombocytopenia
B: Hyperkalemia is not seen
Answer: B: Hyperkalemia is not seen 
Explanation: Heparin can inhibit the synthesis of aldosterone and may result in hyperkalemia. All the other statements are true . From medical pharmacology padmaja 4th edition Page no 336