[Giant tumoral hemangioma of the mediastinum. Apropos of a case].

The originality of this case report of malformed tumoral hemangioma of the mediastinum apart from its rarity (105 cases reported in the literature), concerns the patient's age (76 years old), when these tumors are predominantly observed in children and babies. The huge tumor size (800 gr), authorized the designation of giant tumor. The posterior mediastinal localization, when the usual site is in the anterior mediastinum.

[Pheochromocytoma of Zuckerkandl's organ. Value of angiographic study. Apropos of a case].

The authors report a case of pheochromocytoma of Zuckerkandl's organ revealed by permanent hypertension. Angiography, combined with the clinical and biological data suggesting a catecholamine secreting tumor, made the diagnosis of pheochromocytoma of Zuckerkandl's organ prior therapy.

[Percutaneous renal angioplasty].

Renal angioplasty was performed in twenty hypertensive patients, and good immediate results were obtained in 18 cases. One unsuccessful result was due to insufficient dilatation of a stenosed renal artery, and another from an accident during dissection of the aortic wall in contact with the renal ostium. Repeated dilatation was necessary in two cases following recurrence of stenosis.