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Biomedical subjects

E T Kaye

Publications and source records attributed to E T Kaye.

6 recordsLinked to original sources

Topical antibacterial agents.

Topical antibacterial agents occupy an important niche of antimicrobial therapy for both inpatients and outpatients. These agents, including antiseptic and antibiotic preparations, are used for prophylaxis and treatment of infection. Prophylactic uses include application for traumatic and surgical wounds, burns, intravascular catheters, and eradication of S. aureus nasal carriage. Topical antibacterial agents are also used for treatment of primary and secondary pyodermas. Individual antibacterial agents have been reviewed. Of note, despite the widespread use of topical antibacterial agents, further data on which to guide therapy are needed in many instances.

Administration, Topical↗

Topical antibacterial agents.

Topical antibacterial agents offer a useful alternative to systemic agents in certain circumstances. Uses include prophylaxis of infection for burns, traumatic wounds, and intravascular catheters, as well as eradication of S. aureus nasal carriage and treatment of primary and secondary pyodermas. Evidence supporting the use of topical agents for prophylaxis and treatment of skin and superficial wound infections and the indications for use of specific antimicrobials have been reviewed. Although topical agents are widely used, in many instances, data supporting their efficacy are only beginning to emerge.

Acne Vulgaris↗

Sodium stibogluconate (Pentostam) overdose during treatment of American cutaneous leishmaniasis.

A 27-year-old woman who acquired cutaneous leishmaniasis in Central America was inadvertently treated with 10 times the intended daily dose of the pentavalent antimonial compound sodium stibogluconate (Pentostam): 8500 mg (143 mg/kg) instead of 850 mg. The patient felt "wiped out" during the 4-h infusion of the drug. After the mistake in dosing was discovered, she was vigorously hydrated and carefully monitored in an intensive care unit for greater than 48 h. Her vital signs were stable, and no arrhythmias were noted. Her alanine aminotransferase level rose briefly to 2.4 times the upper limit of normal, and her white blood cell count briefly fell 43% to a low of 3700/microliter. Her skin lesions subsequently healed without further therapy. Although sodium stibogluconate has been associated with a variety of side effects, in this case, a single high dose of the drug was tolerated without serious toxicity.

Adult↗

Efficiency of opaque photoprotective agents in the visible light range.

"Opaque" physical sunscreens are important for photoprotection of individuals with visible light and UV-A photosensitivity such as those with porphyria, drug photoallergy, and polymorphous light eruption. Diffuse spectral transmittance of various thicknesses of opaque sunscreen formulations were measured from 350- to 800-nm range using a spectrophotometer equipped with an integrating sphere. Transmission through 20% zinc oxide paste was high and decreased minimally despite large increases in the sunscreen layer thickness. Adding a visible light absorber such as iron oxide to scattering sunscreens, however, substantially lowered transmittance below that predicted by the product of the transmittances for each component alone. Opaque sunscreens protected against hematoporphyrin derivative photosensitization of albino guinea pig skin; these results were quantitatively consistent with the in vitro findings. Poor photoprotection against visible light is obtained with white paste sunscreens, even if thick layers are applied. The addition of pigments to such sunscreens, however, greatly enhances photoprotection and cosmetic acceptability.

Animals↗