Skin ulceration
More common causes
Varicose veins
Zygomycosis
East African sleeping sickness
Diabetes
Genital ulcers
Peripheral vascular disease
BCG
Chancre
Atherosclerosis
Stasis dermatitis
Chagas disease
Sporotrichosis
Adult T-cell leukemia
American mucocutaneous leishmaniasis
Cutaneous squamous cell carcinoma
Edema
Cutaneous T-cell lymphoma
Peripheral neuropathy
Less common causes
Pemphigoid
Polycythemia
Melanoma
Acute limb ischemia
Venous leg ulcer
Syringomyelia
Glanders
Venous ulcer of leg
Lepromatous leprosy
Ecthyma
Scrub typhus
Basal cell carcinoma
Sickle cell disease
Purpura fulminans
Secondary syphilis
Frostbite
Malakoplakia
Mycobacterium ulcerans
Calciphylaxis
Vasculitis
Decubitus ulcer
Dracunculiasis
Polyarteritis nodosa
Blastic plasmacytoid dendritic cell neoplasm
Old World cutaneous leishmaniasis
Balamuthia mandrillaris infection
Yaws
Weber-Christian disease
Cowpox
Pyoderma gangrenosum
Lymphomatoid granulomatosis
Degos' disease
Tularemia
Erythema induratum
Bejel
Merkel cell carcinoma
Tanapox virus disease
Uncommon causes
Eccrine porocarcinoma
Shwartzman reaction
Anetoderma
Ecthyma gangrenosum
Lobomycosis
Major histocompatibility complex class I deficiency
Type 1 hereditary spherocytosis
Prolidase deficiency
Botryomycosis
Poikiloderma with neutropenia
STING-associated vasculopathy with onset in infancy
Pharmacological causes
Amphetamine sulfate sulfate
Amphotericin B liposomal
Anidulafungin
Baclofen
Basiliximab
Betamethasone acetate acetate / betamethasone sodium phosphate
Bexarotene
Cabozantinib
Capecitabine
Caspofungin acetate
Cidofovir dihydrate
Clomipramine hydrochloride
Clonidine
Cyclosporine
Dactinomycin
Dasatinib
Dexamethasone
Dextroamphetamine sulfate ER
Diclofenac sodium
Diclofenac sodium DR
Doxorubicin hydrochloride
Epirubicin hydrochloride
Epoprostenol
Erlotinib hydrochloride
Fentanyl
Fentanyl ER
Fluorouracil
Foscarnet sodium
Hydroxyurea
Imiquimod
Infliximab
Leflunomide
Leuprolide acetate
Lithium carbonate
Lithium carbonate ER
Lithium citrate
Melphalan
Meropenem
Methotrexate
Methylphenidate hydrochloride
Methylphenidate hydrochloride ER
Naproxen
Naproxen DR
Naproxen sodium ER
Necitumumab
Obecabtagene autoleucel
Pancuronium
Pentamidine isethionate
Potassium chloride
Pralatrexate
Selegiline hydrochloride
Telmisartan
Temsirolimus
Tiotropium bromide
Triamcinolone acetonide
Vecuronium
Ziconotide