"Heart failure" OR "Congestive Heart Failure" OR "Heart failure Clinical presentation" OR "Heart failure Clinical features" OR "Heart failure Symptoms" OR "Heart failure clinical manifestation" OR "Heart failure clinical picture" AND ("Chronic renal failure" OR "Renal failure" OR "Chronic Renal insufficiency" OR "Renal insufficiency" OR "Kidney failure" OR "CRF" OR "CRI")