[Constrictive pericarditis as a serious and rare presentation of systemic lupus erythematosus: Report of one case].

Constrictive Pericarditis (CP) is an unusual disease. Its most common causes are idiopathic or secondary to cardiac surgery. Less frequently it is caused by connective tissue diseases.

[Screening colonoscopy among first degree relatives of patients with colorectal carcinoma].

Background: First degree relatives of patients with colorectal carcinoma are at a higher risk of having the disease than the general population. Therefore, they should be subjected to screening colonoscopy.

Aim: To assess the effectiveness of colonoscopy among first degree relatives of patients with colorectal carcinoma.

[Atypical presentation of a colorectal carcinoma].

We report a 67 years old male with a history of pulmonary tuberculosis at the age of 15, that consults for malaise, weight loss and productive cough. Chest X ray examination showed a left pleural effusion. A pleural tap obtained a sterile exudate.

[Hereditary nonpolyposis colorectal cancer: surgical treatment and pedigree analysis].

Background: Hereditary nonpolyposis colorectal cancer (HNPCC) accounts for 3 to 5% of all colorectal cancer (CC). It is an autosomal dominant syndrome with 80% of penetrance for this disease.

Aim: To analyze the pedigree and surgical treatment of HNPCC.