#FITSurvivalGuide #tweetorial Diagnosis of Heart failure: HF is a complex clinical syndrome related to structural or functional impairment of ventricular filling or contraction. HF can be classified into HFrEF and HFpEF based on assessment of LVEF. Typical HF symptoms are dyspnea, fatigue, edema, orthopnea, PND. NYHA system used to indicate symptom severity. Essential to inquire about onset, duration & progression of symptoms, risk factors for HF (MI, HTN, DM), FH of HF, drug or alcohol abuse, radiation/chemotherapy.