Ulcers

Question 1

Patient presents with mouth ulcers, list ddx

Answer 1

Apthous ulcers (inflammatory bowel)
Infection: HSV
Trauma

Question 2

DDx of Genital Ulcers

Answer 2

Viral: Herpes, Genital Warts, Molluscum Contagiosum
STI:
Chancroid (secondary to haemophilus ducreyi)
Syphillis (primary presentation with painless ulcer)
Condylomata lata (cutaneous manifestation of secondary syphillis)
Donovonosis (kleibsiella granulomata)
Lymphgranuloma Venerum (caused by L1-3 serovars chlamydia)

Autoimmune: Pemphigoid
Pyoderma Gangrenosum
Steven Johnsons’
Behcet’s Disease

Question 3

DDx of anal Ulcers

Answer 3

genital herpes
anal fissure
bacterial infections
trauma
inflammatory bowel disease