Geoff Cohn

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Fifty cases of vulvar carcinoma in situ comprising over 1000 histologic sections were studied. Each case was evaluated to determine the thickness of the neoplastic epidermis and the depth of involved skin appendages. Two precise techniques were used to perform the microscopic measurements. The areas most frequently afflicted with neoplasia were: one or both(More)
Human loxoscelism was modeled in albino rabbits by injection of brown recluse spider (Loxosceles reclusa) venom, and the effects of daily or twice-daily hyperbaric oxygen treatment on wound healing were investigated. Lesions similar to those seen in humans were produced in rabbits by intradermal injection of 200 microliters of a venom extract (0.21(More)
Inhalation of pressurized 100% oxygen is a helpful adjunctive treatment for certain patients, because the increased oxygen carried by the blood to the tissue enhances new growth of microcirculation and, thus, healing. Patients with tissue breakdown after radiation therapy, refractory osteomyelitis, gas gangrene, soft-tissue infection with necrosis from(More)
PURPOSE This study is a review of the major causes of visual impairment (VI) and severe visual impairment/blindness (SVI/BL) in Mount Popa Taung-Kalat, a rural region in Myanmar (Burma). METHODS A review of our clinical records of consecutive patients attending clinics was conducted. Participants of all ages (n = 650) of the population of Mount Popa(More)
Streptokinase is the mainstream therapy for acute myocardial infarction. A fifty-seven-year-old man with acute MI was admitted to the intensive cardiac care unit and received streptokinase and heparin. At the time of admission, he was not receiving any drugs and denied any previous exposure to a hepatotoxic agent. Five hours later he developed a dramatic(More)
Argon laser laparoscopy was used for treatment of 46 patients with pelvic endometriosis. Infertility was the primary diagnosis in 31 patients, and pelvic pain was the primary diagnosis in 21 patients. A 600 mum laser fiber was used through the operative channel of the laparoscope, and the tip of the fiber was kept at a distance of 2-3 mm from the lesions.(More)