<prompt> Wide pulse pressure may be seen in all Except:Aoic RegurgitationPDAComplete Hea BlockCongestive Hea failure  <response>: Answer is D Congestive Hea Failure Hea Failure is associated with a narrow pulse pressure Pulse Pressure Pulse pressure is the difference between systolic and diastolic blood pressure 1. Wide pulse pressure 50 systolic BP Common Causes Aoic Regurgitation Patent Ductus Aeriosus Complete Hea Block Hypehyroidism Beni Beri Pregnancy Fever Hot weather Anemia Anxiety Pagets disease of bone Extensive AV shunting through bone Aeriovenous shunting Others Life threatening increased ICP etc 2. Narrow Pulse Pressure 25 systolic BP Common causes Congestive Hea Failure Aoic stenosis severe Cardioc Tamponade Dehydration 