Metcalfe's Criteria is used for:

Metcalfe's Criteria for Hea Disease in Pregnancy (Finding Suggestive of Hea Disease in Pregnancy) Symptoms Progressive dyspnea or ohopnea Nocturnal cough Hemoptysis Syncope Chest pain Clinical Findings Cyanosis Clubbing of fingers Persistent neck vein distention Systolic murmur grade 3/6 or greater Diastolic murmur Cardiomegaly Persistent split-second sound Criteria for pulmonary hypeension Persistent arrhythmias Atrial and ventricular premature contractions, 15deg Left Axis Detion and mild ST changes in inferior leads are considered normal during pregnancy.