Félix Hendrick Pahl

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A 15-year-old boy presented with a gunshot wound in the left cerebellar hemisphere. He was confused and left cerebellar signs were noted. The patient underwent the first surgery for debridement of the entry wound in the left parietal region and second surgery to remove the bullet. However, the bullet could not be located via a left unilateral suboccipital(More)
We report the case of a 27 year old man who presented to the emergency room of a hospital with headache, vomiting and an episode of loss of conciousness. A cranial CT scan was normal and the patient discharged. Ten hours later he came to the emergency room of our hospital with the same complaints. A technically difficult cisternal puncture in an anxious(More)
BACKGROUND Spontaneous spinal epidural hematoma is a relatively rare but potentially disabling disease. Prompt timely surgical management may promote recovery even in severe cases. CASE PRESENTATION We report a 34-year-old man with a 2-hour history of sudden severe back pain, followed by weakness and numbness over the bilateral lower limbs, progressing to(More)
The authors describe a case of cerebellar abscess by Nocardia in a patient with the acquired immunodeficiency syndrome (AIDS) that was submitted to a posterior fossa craniectomy for diagnosis and treatment. Pathological and neuroimage findings are discussed as well as the surgical approach taking into account literature data on the subject.
The topodiagnosis allows the physician to determine the topographic localization of pathology involving the facial nerve. It is based on clinical tests that evaluate the function of each one of the rami of the facial nerve. With a statistic of 873 patients, the Facial Nerve Group of Hospital das Clínicas, São Paulo University, found that suprageniculate(More)
Two seriously injured trauma patients presenting with intense and progressive neutropenia are described. Bone marrow examination in both cases showed virtually absent granulopoiesis but normal erythropoiesis and megakaryopoiesis, allowing the diagnosis of acute agranulocytosis. Discontinuation of only one drug (dipyrone) with no further treatment was(More)
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