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Biomedical subjects

R Spiegelmann

Publications and source records attributed to R Spiegelmann.

26 records · Page 2Linked to original sources

Spinal cord stimulation: a contemporary series.

Forty-three patients with chronic pain disorders of different causes were selected for spinal cord stimulation. All underwent implantation of a ribbon electrode through a small laminotomy, under general anesthesia. Thirteen patients (30%) failed to obtain significant pain relief during a period of trial stimulation, and their electrodes were removed. The remainder underwent a definitive implant and were followed for a mean of 13 months (range, 3-33 months). Nineteen of them (63%) continued to experience pain relief. A detailed analysis of this series, as well as a literature review, is presented.

Adult↗

Upward transtentorial herniation: a complication of postoperative edema at the cervicomedullary junction.

Local edema at the operative bed developed a few hours after uneventful subtotal removal of a lesion occupying the lower medulla and upper cervical cord. The patient experienced apnea, quadriplegia, and circulatory collapse followed by acute respiratory insufficiency. Hydrocephalus secondary to aqueductal occlusion occurred on the 3rd postoperative day. A computerized tomographic scan was compatible with upward transtentorial herniation. The association of this phenomenon with an intra-axial lesion at the cervicomedullary junction has not been previously documented. The pathophysiological mechanisms implicated in this complication are discussed.

Adult↗

Spinal cord involvement as the presenting symptom of acute monocytic leukemia.

Spinal cord involvement in leukemia is rare and has been described only once in association with acute monocytic leukemia. A patient whose presenting symptom of acute monocytic leukemia was the syndrome of cauda equina compression due to an epidural and retroperitoneal leukemic mass is reported. Peripheral blood smears were normal throughout the evolution of the disease. The radiological, surgical, and pathological findings are presented, and the therapeutic, along with the prognostic implications of spinal cord involvement by leukemia are discussed.

Adult↗

Hemangioma of the thoracic spine involving multiple adjacent levels: case report.

An unusual case of hemangioma involving three adjacent dorsal vertebrae with a clinical picture of progressive paraparesis is presented. Radiological verification of the lesion can be expected if possible, using plain X-Rays, tomography, CT scan and myelography. The roentgenographic appearances of vertebral hemangioma were characteristic, but only CT revealed the true extent of the disease. Reports of such a case have appeared infrequently in the literature. [Karshner 1936, Bailey 1955, Reeves 1964, Robbins 1958].

Aged↗

Mixed bacterial subdural empyema complicating subdural peritoneal shunt.

Bilateral subdural empyema occurred in a nine-month-old boy with a subdural-peritoneal shunt. Because of the mixed composition of bacterial growths, representative of faecal flora, it is assumed that the infection originated from perforation of the bowel by the distal tip of the shunt catheter, although no abnormal abdominal signs or symptoms were noted.

Anti-Bacterial Agents↗

The human tail: a benign stigma. Case report.

Thirty-three cases of true human tails have been reported in the modern English literature. A new case is described and its radiological and pathological features are presented. A review of the literature and analysis of the pathological characteristics of this interesting lumbosacral stigma indicate that the true human tail is a benign condition not associated with any underlying cord malformation.

Humans↗

Spinal arachnoid cyst with unusual presentation. Case report.

A case is reported of spastic paraparesis due to a thoracic spinal arachnoid cyst. Symptoms occurred about 10 years after craniospinal injury. The histological examination revealed hemosiderin-containing macrophages trapped in the cyst wall. This finding and its possible pathogenetic implications are discussed, and the pertinent literature is reviewed.

Adult↗