Moyamoya syndrome in a child with down syndrome.

Secondary Moyamoya disease, also known as Moyamoya syndrome has been rarely associated with Down syndrome. In pediatric patients, the usual presentation is that of ischemic stroke. Here is reported a 4-year-old child with Down syndrome and Moyamoya syndrome who presented with acute-onset right hemiplegia. A high index of suspicion is necessary to make the diagnosis.

Rendu Osler Weber syndrome with bilateral, multiple and diffuse pulmonary Arterio-Venous malformations.

Rendu Osler Weber syndrome is a rare vascular disorder and presents with diagnostic problems because of varied and sometimes misleading clinical presentations and radiological findings. A case report of Rendu Osler Weber syndrome in which the diagnosis was suggested in view of presence of pulmonary Arterio-Venous malformations is described. The article also indicates the role of special imaging modalities like contrast echocardiography and pulmonary angiography in approaching the case.

Soto's syndrome with bilateral hydronephrosis and hydroureters.

Soto's syndrome, also known, as cerebral gigantism is a rare syndrome characterized by large size, large head and early psychomotor delay. Major diagnostic criteria include facial dysmorphisms, advanced bone age and developmental delay. Herein, a case of Soto's syndrome with rare finding of bilateral hydronephrosis and hydroureters is being reported.