Laboratory tests are useless in the diagnosis of<unk><unk> , however they are essential in identifying possible precipitating factors of decompensation, assessing severity of the<unk><unk> , monitoring the side effects of medical treatment and some serve as prognostic markers.
In addition, in patients with right<unk><unk> , an arterial blood gas can be useful in assessing the degree of hypoxemia.  This can in turn be used to guide therapy with oxygen.
Right heart failure laboratory findings
Right heart failure physical examination
Pulmonary edema physical examination
Pulmonary embolism laboratory findings
Diastolic dysfunction laboratory findings
Cardiomegaly laboratory findings
Respiratory failure laboratory findings
Cardiomegaly physical examination