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Biomedical subjects

R G Glogau

Publications and source records attributed to R G Glogau.

At least 37 records · Page 2Linked to original sources

Dermatologic surgery and human immunodeficiency virus disease.

In summary, the statistically greater risk of disease among health care workers who suffer occupational needle sticks or similar exposure to contaminated blood remains hepatitis. Routine vaccination of health care workers who are at risk for exposure to hepatitis B, combined with common-sense implementation of risk management behaviors should reduce the chances of occupationally acquired blood-borne disease to levels of acceptable risk. The practice of medicine has never been without risk to the health care worker who is engaged in direct patient care, and the present epidemic is no exception. Collective action to minimize the impact of HIV disease continues to be the prudent and compassionate course of action.

Acquired Immunodeficiency Syndrome↗

Comparison of skin hooks and Foley catheters for immediate tissue expansion.

BACKGROUND: Immediate tissue expansion has been reported to expand skin sufficiently to permit primary closure of large facial defects up to 5 cm in diameter. OBJECTIVE: We wished to evaluate and compare skin hooks with foley catheters in producing tissue expansion. METHODS: Seven patients with post-Mohs surgery defects measuring 3.0 to 5.5 cm in diameter and located on scalp, temple, or forehead skin were treated with immediate tissue expansion. RESULTS: Immediate tissue expansion provided a 16 to 36% increase in the tissue available for closure, over and above what was achieved by undermining alone. In each case, adequate stretching of skin was achieved to permit primary closure relatively easily, which was not possible with undermining alone. Skin hooks were found to be equivalent to foley catheters in their ability to produce tissue expansion. At the one year follow-up visit, some spreading of the scar was noted, ranging from 1 to 7 mm, which appears in part to be related to the degree to which the skin was expanded. CONCLUSION: These findings support the concept that immediate tissue expansion is a separate and distinct process from undermining, which provides additional tissue for reconstructive surgery.

Aged↗

Chemical face peels.

Application of caustic chemicals to improve cosmesis and reverse actinic damage has been used for centuries. Although still not an exact science, it was not until the latter part of this century that peeling became more systematized. The indications, patient selection, armamentarium, histology, comprehension of the mechanisms of action, and safety parameters of peels have only recently become more extensively defined. Phenol, when used in the Baker's formula, provides the most dramatic results but also holds the most potential for systemic complications. Ideally suited for fair-skinned women, a phenol peel can provide substantial improvement in rhytidosis and actinic damage. Although the results of medium-depth peels approach those of Baker's peels, they are not quite as profound. Use of TCA and the medium-depth peels has filled an important gap between deep and superficial peels, however. Also ideal for light complexions, this category of peels lightens pigmentary problems and improves rhytides with minimal potential for systemic toxicity; however, local complications, including scarring and pigmentary anomalies, should not be underestimated. [table: see text] Superficial peels do not effectively eradicate the ravages of time and sun, but when done repetitively, they do improve pigmentary irregularities and may improve some minor surface changes and thus impart a fresher appearance to facial skin. Although pigmentary changes can occur, superficial peels are relatively safe, and maximal results can be achieved with serial applications. Peels have been categorized by patient indications and the corresponding depth of peeling required for improvement (Table 4). The depth is determined in turn by a host of factors (Table 5). Neither the classification scheme nor the peel process should be viewed dogmatically. Patients will often benefit from the concurrent use of different skin preparations and wounding agents. Localized gradations can be achieved not only with occlusion but also by employing different solutions as well as different concentrations of the same solution and skin preparation. Selection of the appropriate technique relies on critical analysis of the skin defect one wishes to treat balanced against the risks of treatment. The final protocol should be individualized for the needs of each patient. Despite heightened public awareness of the harmful effects of ultraviolet radiation, actinically damaged skin is no longer a problem restricted to an older-patient population. Fueled by the lay press and practitioners, there is a growing patient demand for chemical peels. Chemical peels alone or combined with ancillary aesthetic procedures can provide a dramatic improvement in facial appearance. The potential for improved cosmesis is not without inherent risk, however.(ABSTRACT TRUNCATED AT 400 WORDS)

Chemexfoliation↗

The role of chemical peeling in the treatment of photodamaged skin.

Management of the aging face involves evaluation of the degree of solar elastosis, rhytidosis, and the structural changes associated with senescent skin. Chemical facial exfoliation is divided into deep, medium, and superficial based upon depth of penetration of the caustic agent used. Knowledge of the appropriate indications and technique are essential in obtaining optimal clinical results.

Chemexfoliation↗

Secondary intention healing. The primary approach for management of selected wounds.

Secondary intention healing is an ancient and well-established method of wound management. Since the advent of various reconstructive techniques, it is often forgotten as a valuable alternative to immediate surgical reconstruction of wounds. In certain situations the cosmetic and functional results of secondary intention healing are equal to the results of more complex reconstructive surgery. We describe a case in which remarkable results were obtained from spontaneous healing of a facial wound.

Aged↗

Refinements in split-thickness skin grafting technique.

Modifications for split-thickness grafting techniques are discussed, including the use of incontinuity, semipermeable, biologic dressings during harvesting, spiral basting sutures for graft attachment, and meshing to increase graft coverage.

Bandages↗

Zyderm collagen: implantation technics.

This paper describes in detail the injection technics for Zyderm collagen, purified bovine collagen (EPC), presently used by us. Because we were clinical investigators, we have used the material for longer than 6 years. The paper outlines our initial technics, some of which were successful and some, not successful. Equipment, patient positioning, technics for estimating whether or not EPC will work, syringe and needle positioning, and how best to judge whether or not the implant is being placed in the dermis are discussed. Each indication for EPC and each area where EPC is effective are addressed individually, with special emphasis on the precise technic that produces the best and longest-lasting results. Because we feel that injection technic is critical for safety and efficacy, this detailed description of the technic and how it was derived is submitted for others to share.

Cicatrix↗

The Shaw Scalpel.

The Shaw Scalpel is a new relatively inexpensive electric scalpel that produces cold-steel scalpel accuracy with instant coagulation of most blood vessels encountered in dermatologic surgery. It surely will become a favorite instrument for dermatologic surgeons.

Dermatology↗

Basal-cell carcinomas of the temple.

A size comparison of basal-cell carcinomas on the temple referred for microscopically controlled excision (chemosurgery, fresh-tissue type) with those on the cheek confirms that tumors in the former area are larger than those in the latter. Possible reasons for this size difference are considered. Of the most interest is the fact that the size differential was not due to a higher incidence of larger, sclerosing tumors. The temple should probably be considered a "high risk" location similar to the perinasal, periocular, and periauricular areas and the scalp.

Aged↗