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Dermatological manifestations of STIs

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

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Dermatological manifestations of STIs

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  1. Dermatological manifestations of STIs JyothsnaKundapur

  2. WARNING • The following slides may contain explicit images.

  3. 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 suppurativeadenopathy

  4. Common locations • coronal sulcus of the uncircumcised glans penis •  labia majora • labia minora •  perineal area • inner thighs 

  5. 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

  6. 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.

  7. 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.

  8. Condyloma acuminata(warts) • HPV-causative agent • raised lesions on the vulva or penis • cauliflower-like • dry • bulky

  9. 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

  10. Kaposi’s Sarcoma • Causative agent-  Human herpes virus 8. • nodules or blotches • red, purple, brown or black • papular • skin, mouth, gastrointestinal tract , respiratory tract.

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