A neonate presents with features of hea failure. On examination anterior fontanelle was found to be bulging. On auscultation, a cranial bruit was heard. A CT angiography done showed the following: Which vessel is mainly involved in this abnormality?
High-Yield Explanation
- History of features of hea failure, bulging anterior fontanelle, cranial bruit & image given suggests the diagnosis of VEIN OF GALEN MALFORMATION - Vessel involved is - Median prosencephalic vein of markowsky (precursor of vein of Galen) - Onset - 11-13 weeks of gestation