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Biomedical subjects

E D Levinson

Publications and source records attributed to E D Levinson.

7 recordsLinked to original sources

Pulmonary lesions due to Dirofilaria immitis (dog heartworm). Report of four cases with radiologic findings.

Chest radiographs of 4 patients with Dirofilaria immitis (dog heartworm) revealed solitary, small, peripheral, noncalcified nodular lesions. The pulmonary lesions were apparently produced secondary to lodging of the parasite in peripheral pulmonary vessels. None of the patients had symptoms referable to the heartworm lesions. Needle aspiration in 2 patients revealed a nonspecific inflammatory lesion.

Adult

Diverse bone scan abnormalitites in "shin splints".

Four young patients who presented with pain over the anterior compartment of the legs, gave a recent athletic history suggesting stress fractures. Although radiographs were initially normal in all four cases, the bone scintigrams were positive. The individual findings, however, were quite different. In one there was a single focal area of increased radioactivity in each of the tibias; the second patient had uneven uptake of radiotracer and several foci of accumulation in the fibulas; the third showed diffuse linear tibial uptake suggesting periosteal lesions; and the fourth case revealed uptake in the lateral malleolus and in bones of the foot.

Athletic Injuries

Proximal femoral focal deficiency (PFFD).

Proximal femoral focal deficiency (PFFD) is a spectrum of congenital osseous anomalies characterized by a deficiency in the structure of the proximal femur. Thirteen patients with PFFD were classified based on a system describing acetabular shape and femoral position. Radiological evaluation includes identification and description of the PFFD and evaluation of the associated limb anomalies, of which ipsilateral fibular hemimelia is the most common. Contrast arthrography is indicated to disclose the presence and location of the femoral head.

Acetabulum

Diagnosis of urethral diverticula in females.

Female urethral diverticula are probably a more common cause of symptomatology than is generally suspected. Radiologic techniques may play a key role in their demonstration. Particularly in the patient with clinical findings referable to the urethral area, fluoroscopy of the urethra as part of cystography as well as the use of urethral catheters may be helpful in diagnosis.

Adult