Cervical intramedullary schwannoma: a case report and review of the literature.

Intramedullary schwannomas unrelated with neurofibromatosis are uncommon tumors, but if correctly diagnosed and properly treated they may have a good prognosis.They have a wide range of clinical presentations, commonly presenting as a slowly progressive motor or sensory syndrome. We present a case report of a patient without neurofibromatosis with a surgically treated cervical intramedullary schwannoma.

Metabolic investigation of patients with urolithiasis in a specific region.

Objective: To assess the prevalence of the main metabolic alterations found in patients with recent diagnosis of urolithiasis in the West region of Parana state, Brazil.

Materials And Methods: We made a retrospective study on 425 patients with evidence of recent formation of renal stones. Laboratory assessment consisted in 3 samples of 24-hour urine with dosing of calcium, uric acid, citrate, oxalate, sodium and creatinine.