<unk>  is often a symptom of left ventricular heart failure and/or pulmonary edema. It can also occur in those with asthma and chronic bronchitis, as well as those with sleep apnea or panic disorder. It is also associated with polycystic liver disease. From a neuromuscular perspective,<unk>  is a sign of severe diaphragmatic weakness. Under such circumstances, patients may describe shortness of breath when they bend over (e.g. when tying shoelaces).
Orthopnea
Hyperpnea
Myxedema
Apnea
Cornea
Chest pain
Anuria
Dysuria