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Biomedical subjects

D Lindsey

Publications and source records attributed to D Lindsey.

At least 19 recordsLinked to original sources

Soft tissue infections.

Infections in soft tissues present with one or more of the cardinal signs of infections; however, presence of these signs may indicate manifestation of a deep systemic infection or of a noninfectious process. One of the earliest determinations to be made is whether the problem is likely to require patient admission or referral to another specialty. Only then is the primary management clear.

Bacterial Infections

Factors affecting the foster care placement decision: an analysis of national survey data.

With more than 350,000 children in foster care in the United States, this paper explores why some children are removed from their biological parents while others, with similar problems, receive services in the home. A discriminant analysis of children who were placed in foster care and those who were provided supportive services at home suggests that, for children in all age groups, parents' income level is the best predictor of a child's removal from the home.

Adolescent

Efficacy of delayed administration of crotalid antivenom and crystalloid fluids.

Clinical and research reports suggest that the efficacy of antivenom declines when its administration is delayed after envenomation. A controlled sequential trial was performed comparing the efficacy of three treatments to untreated controls when applied 1 hr after subcutaneous injection of rats with Crotalus atrox venom. Survival was decreased in all groups when treatment was delayed for 1 hr. Survival was highest in animals treated with both antivenom and saline, followed by antivenom alone, saline alone and then untreated animals.

Animals

Cactus spine injuries.

Cactus spines produce injuries whose clinical significance is loosely in inverse proportion to the dimensions of the spine. Long and medium spines of saguaro and barrel cacti seldom result in embedded fragments, but when they do they are difficult to locate and remove. Other medium spines, those of prickly pear and cholla, are a nuisance but they can be removed readily by traction, as can the smaller spines (glochids) of the prickly pear. The very small spines (also glochids) of the polka dot or bunny's ear cactus (Opuntia microdasys) and the beavertail cactus (Opuntia basilaris) offer the most frustrating problem of all, but can be peeled off with a dried film of a professional facial gel.

Foreign Bodies

Diagnosis and management of testicular torsion: pitfalls and perils.

When a patient presents with acute scrotal pain and physical findings do not permit confident exclusion of testicular torsion, the initial step in management is immediate consultation with a urologist, pediatric surgeon, or general surgeon. Scrotal imaging is fallible and takes time that may be critical to salvage of the testis. Manual detorsion may be indicated when specialty support is not immediately available, but even if this technique is apparently successful, the patient should be transferred to specialty care without delay.

Adult

Natural course of the human bite wound: incidence of infection and complications in 434 bites and 803 lacerations in the same group of patients.

Human bites and common lacerations are frequent in certain residential groups in institutions for the care of developmentally disabled individuals. We screened the records of such an institution and studied the course and outcome of 434 human bite wounds and 803 lacerations in the same group of clients. Infection developed in 13.4% of the lacerations, and 17.7% of the bite wounds (chi 2 = 3.474; p greater than 0.06). Prophylactic antibiotics were administered after 14.0% of the bite wounds, and 3.2% of the lacerations. Infection supervened after prophylactic antibiotics in 29.5% of the bites and 34.6% of the lacerations. No patient with a bite wound required debridement, initial or subsequent surgical intervention other than wound closure, admission to hospital, or intravenous antibiotics. There is no recorded instance of a bite wound complication other than immediate loss of tissue. These data substantiate a higher incidence of infection in human bite wounds, but they are scant support for admonition that such wounds are indication for routine antimicrobial prophylaxis or aggressive surgical intervention.

Anti-Bacterial Agents