Brain capillary telangiectasia

Findings

– Central pontine enhancing focus
– No mass effect

Differential

– Capillary telangiectasia
– Developmental venous anomaly
– Metastasis
– Cavernous malformation

Diagnosis: Brain capillary telangiectasia

• Cluster of enlarged capillaries with interspersed parenchyma
• Enhancement without mass effect
• 50% T2 hyperintense
• Common locations
-Pons
-Cerebellum
-Spinal cord