A case of unexplained cyanosis.

Hemoglobin Kansas as a Rare Cause of Cyanosis: A Case Report and Review of the Literature

Hemoglobin (Hb) Kansas is an inherited Hb variant with a low oxygen affinity that is associated with low oxygen saturation on pulse oximetry (SpO2). It leads to asymptomatic cyanosis. Patients with Hb Kansas do not require any specific treatment and the prognosis is good. In patients with unexplained cyanosis, we should thus consider Hb variants, including Hb Kansas and avoid unnecessary invest...

Congenital Methemoglobinemia

Congenital methemoglobinemia is a rare cause of cyanosis. We report a case of a girl, 17 years old with peripheral cyanosis and normal cardio-pulmonary system. She was diagnosed as a case of methemoglobinemia based on findings of polycythemia and HbM band on hemoglobin electrophoresis. We emphasize the importance of this rare entity in the differential diagnosis of cyanosis.

Application of Plasma Exchange in Patients with History of Unexplained Recurrent Abortion: A Case Series

بررسی 28 مورد هرنی دیافراگماتیک از نوع بوخدالک

We studied 28 cases of congenital diaphragmatic hernia (CDH) who were admitted to MOFID children hospital from April 1981 up to December 1992. 17 of our patients were male and 11 were female. Our study was focused on Bochdalek hernia and other types of diaphragmatic hernia were excluded. The mortality and morbidity were higher among younger patients. Clinical presentation in neonates was c...

Unexplained cyanosis revealing hepatopulmonary syndrome in a child with asymptomatic congenital hepatic fibrosis: a case report

INTRODUCTION Hepatopulmonary syndrome is a rare disease that affects patients of any age with acute or chronic liver disease. Liver transplantation is the only therapeutic option of proved benefit, and can result in substantial improvement or total improvement in postoperative gas exchange abnormalities. CASE PRESENTATION We report the case of a cyanotic 13-year-old Pakistani boy whose chest ...