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Biomedical subjects

K J Grant

Publications and source records attributed to K J Grant.

7 recordsLinked to original sources

Pneumonectomy for unremitting hemoptysis in unilateral absence of pulmonary artery.

Unilateral absence of pulmonary artery is a rare malformation that can present as an isolated lesion or may be associated with other congenital heart defects. Clinical presentation is subtle when the lesion occurs alone, and may include hemoptysis, which results from rupture of abundant bronchial submucosal vessels perfused by enlarged systemic collaterals that supply the affected lung. Pneumonectomy is recommended as definitive treatment in such an adult patient.

Adult

Interlocking figure-of-8 closure of the sternum.

Sternal dehiscence and mediastinitis are two of the most severe complications of a median sternotomy. A technique of closure is described that appears to provide a more stable sternal approximation without any increase in overall complication rate. Using this technique in 978 consecutive patients, no cases of sternal dehiscence or mediastinitis have been seen.

Adult

A travelers' clinic in an academic setting.

The Department of Family and Community Medicine at the University of Arizona has operated a travelers' clinic since 1983, staffed primarily by faculty and residents from the sections of preventive medicine, occupational medicine, and family medicine. We describe the clinic experience in providing preventive medical services to international travelers. Summer months are the busiest. Destinations of the travelers show a clear predominance of travel to less-developed countries, and this is reflected in the immunizations and prescriptions provided. After their trips, travelers reported a low incidence of diarrhea of generally low severity. The travelers' clinic is also a positive experience for resident physicians who help staff it, particularly those specializing in general preventive medicine.

Adolescent

Multiple cardiac lesions from blunt trauma.

Blunt chest trauma may produce a variety of cardiac lesions, which may occur alone or in combination. A case with a ventricular septal defect, left ventricular aneurysm, and coronary arteriovenous fistula with an associated rupture of the thoracic aorta following blunt trauma is presented in order to demonstrate that multiple, life-threatening cardaic lesions may be managed successfully. Surgical repair 32 days postinjury with Teflon patch plus ligation of the fistula were followed by recovery in the patient presented.

Adolescent

Complete recovery following an unusual cardiac stab wound.

A 17-year-old female was stabbed in the chest and found by paramedics in extremis. She arrived at the receiving hospital with spontaneous respirations and an improved blood pressure. Upon thoracotomy in the operating room, lacerations through the main pulmonary artery and the left atrium were found. The combined efforts of a sophisticated EMS system providing rapid in-field stabilization and transport, a ready in-house trauma team able to quickly assess and provide definitive care, and a prepared operating room team, including cardiopulmonary bypass capability, resulted in a complete and uncomplicated recovery from this rare and lethal injury.

Adolescent

Gasoline injection.

Injection of petroleum distillates is rare. We recently cared for a man with a long history of drug abuse who attempted intravenous injection with gasoline into a right forearm vein in order to "get high." We believe he accomplished an intramuscular and subcutaneous injection of gasoline which resulted in a severe impairment of the right hand and forearm from damage to the right median, ulnar, and radial nerves.

Adult