Renal Infarction: is the formation of a coagulated, necrotic area in one or both kidneys that results from renal blood vessel occlusion. The size and location of the infarct depend on the site of vascular occlusion. Most often affects the renal cortex, but it can extend into the medulla. Residual renal function after infarction depends on the extent of the damage.
Cause: Most common caused - renal artery embolism secondary
to mitral stenosis. Other causes includes infective endocarditis,
atrial fibrillation, microthrombi in the left ventricle, rheumatic valvular
disease, or recent myocardial infarction.
May also be caused by atherosclerosis with or without thrombus formation, thrombus from flank trauma, sickle cell anemia, scleroderma, and arterionephrosclerosis.
Patient can be asymptomatic.
Upper abdominal pain or gnawing flank pain and tenderness, costovertebral tenderness
Nausea and or Vomiting
Surgical repair may be require. Nephrectomy
Low sodium diet
Intra arterial streptokinase (to lyse blood clots)
Latest Article: Raynaud's Syndrome
Raynaud's disease: One of several primary arteriospastic diseases characterized by episodic vasospasm in the small peripheral arteries and arterioles. Raynaud's disease occurs bilaterally and usually affects the hands or, less often, the feet. When the patient is expose to stress and cold, the patient experiences skin color changes. The patient may develop minimal...