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Dermatological manifestations of STIs. Jyothsna Kundapur. WARNING. The following slides may contain explicit images. Chancroid. 0.5 inch to 2 inches painful sharply defined, undermined borders irregular borders base covered with a gray or yellowish-gray material bleeds easily - PowerPoint PPT Presentation
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Dermatological manifestations of STIs
Jyothsna Kundapur
WARNING
• The following slides may contain explicit images.
Chancroid
• 0.5 inch to 2 inches• painful• sharply defined, undermined borders• irregular borders• base covered with a gray or yellowish-gray material• bleeds easily • one or more ulcers. • tender suppurative adenopathy
Common locations
• coronal sulcus of the uncircumcised glans penis
• labia majora• labia minora• perineal area• inner thighs
Chancre
• pustules at the site of inoculation-ulcerated lesions• 1–2 cm in diameter• painless• non-exudative• hard (indurated) edge• heal spontaneously within three to six weeks• Genitals, pharnyx
Condyloma lata
• raised lesions on the vulva or penis• Similar to warts• smooth.• moist.• flat.• surface scrapings of lesions- darkfield microscopy-
spirochetes.• Syphilis serology-positive.
Gumma
• tertiary stage of syphilis• granuloma• liver,brain, heart, skin, bone, testis, and other
tissues • face, trunk or extremities• firm, necrotic center surrounded by inflamed
tissues• eventually leaving behind an irregular scar or a
round fibrous nodule.
Condyloma acuminata(warts)
• HPV-causative agent• raised lesions on the vulva or penis• cauliflower-like• dry• bulky
• clusters of genital sores• appear 4–7 days after sexual exposure to HSV.• In males- glans penis, shaft of the penis ,
inner thigh, buttocks, or anus.• In females-pubis, labia, clitoris, vulva,
buttocks or anus.• progress into ulcers and then crust and heal
Kaposi’s Sarcoma
• Causative agent- Human herpes virus 8. • nodules or blotches • red, purple, brown or black• papular • skin, mouth, gastrointestinal
tract , respiratory tract.