medicine

#Gastroenterology

Acute mesenteric circulation disorders

By Dr. Ahmed Hafez

Acute disorders of mesenteric circulation. The pathogenesis, clinical manifestations, diagnosis, principles of conservative and surgical treatment.■It is a very serious surgical emengency , usually affecting the superior mesenteric artery or vein . ■Sudden loss of blood flow to the small intestine is called acute mesenteric ischemia. The acute type is often caused by a blood clot and requires an immediate treatment, such as surgery. Aetiology Both acute and chronic mesenteric ischemia are caused by a decrease in blood flow to the small intestine. Acute mesenteric ischemia is most commonly causedby a blood clot in the main mesenteric artery. The blood clot

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#Cardiology

Acute pericarditis

By Sama Mohamed

Overview Pericarditis refers to inflammation of the lining of the heart known as the pericardium. Inflammation of the pericardium can be acute or chronic: Acute pericarditis: acute-onset chest pain and characteristic ECG features (e.g. saddle ST elevation). Multiple aetiologies. Self-limiting without significant complications in 70-90% of cases. Chronic pericarditis: long-standing inflammation (> 3 months), usually follows acute episode. Complications include chronic pericardial effusion and constrictive pericarditis due to scarring. Acute pericarditis is the most common pericardial disease. Although true incidence is difficult to quantify, acute pericarditis is estimated to be present in 1% of adults who present with ST elevation changes on

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