This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Hea failure, Subject name: Medicine
Patient with OSAHS is unlikely to have? 
Select and explain. 
A. LVH, B. RVF, C. Increased neck circumference, D. Resistant Hypeension
B: RVF
Answer: B: RVF 
Explanation: Obstructive sleep apnea | | Neck circumference Collapse of airway - snoaring Repeated nocturnal awaking - activate RAAS | HTN | LVH RVF is unlikely in OSAHS