Platypnea may be seen in all of the following conditions, except
Answer is A (Bilateral Diaphragmatic palsy): Bilateral diaphragmatic palsy is associated with ohopnea and not platypnea. It has not been mentioned as a cause for platypnea. Severe COPD, pleural effusion and pulmonary embolism may present with either ohopnea or platypnea depending on the pathophysilogy.
Bilateral Diaphragmatic palsy
Pleural effusion
Pulmonary embolism
Cirrhosis
Bilateral Diaphragmatic palsy