A 42-year-old man presented to ER with hallucinations and delirium. Initial work up revealed both intracranial and pulmonary lesions thought to be neurosarcoidosis, for which he was put on high dose steroids. A hilar node biopsy was obtained but results were inconclusive. Neurosurgery performed a stereotactic brain biopsy for definitive diagnosis.
22-year-old female patient G2P0 at 38 weeks of gestation. Prenatal ultrasound shows fetus with a right perithalamic cystic brain lesion. Further evaluation includes fetal MRI with single shot fast spin echo T2 sequences, post-natal transfontanelle ultrasound and sequencial post-natal MRIs at newborn, 3 months and 6 months of age.