Douglas Guedes de Castro

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PURPOSE To evaluate outcomes in patients with posterior choroidal melanoma treated with ruthenium ((106)Ru) brachytherapy. METHODS AND MATERIALS A retrospective single institutional analysis of 83 of 94 consecutive patients who underwent (106)Ru brachytherapy was performed. Disease was mainly staged as small- and medium-sized nonmetastatic melanoma. The(More)
IMPORTANCE Select cases of intractable obsessive-compulsive disorder (OCD) have undergone neurosurgical ablation for more than half a century. However, to our knowledge, there have been no randomized clinical trials of such procedures for the treatment of any psychiatric disorder. OBJECTIVE To determine the efficacy and safety of a radiosurgery (gamma(More)
BACKGROUND To evaluate the local control of brain metastases (BM) in patients treated with stereotactic radiosurgery (SRS), correlate the outcome with treatment parameters and lesion characteristics, and define its implications for clinical decisions. METHODS Between 2007 and 2012, 305 BM in 141 consecutive patients were treated with SRS. After(More)
Pituitary adenomas represent nearly 15% of all intracranial tumors. Multimodal treatment includes microsurgery, medical management and radiotherapy. Microsurgery is the primary recommendation for nonfunctioning and most of functioning adenomas, except for prolactinomas that are usually managed with dopamine agonist drugs. However, about 30% of patients(More)
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