14 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Lofgren's syndrome Ulcerative ... #Differential # ... Diagnosis #Dermatology ... #SkinRash
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Diagnosis Algorithm ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential # ... #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Skin Ulcers - Differential ... Diagnosis Algorithm ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Legs / Feet - Differential ... Diagnosis Algorithm ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum - Causes ... and Differential ... thighs RARELY ulcerate ... #Differential Diagnosis ... #Dermatology #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Diagnosis Algorithm ... • Bleomycin Hematologic ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Diagnosis Algorithm ... Acute necrotizing ulcerative ... #Oral #mouth #SkinRash ... #dermatology #Differential ... #causes
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
more): Genital ulceration ... skin injury) • Neurologic ... Behcet disease) Differential ... Crohn disease, ulcerative ... #management #signs
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
autoantibodies that will cause ... permeability Diagnosis ... #neurology #rheumatology ... #cerebritis #diagnosis ... #management #treatment
Causes of Fever in the Immunocompromised Host - Differential Diagnosis Algorithm
Structural Defect - Asplenia/HypospIenism
 • Bacteremia/Septic
Causes of Fever ... Diagnosis Algorithm ... jirovecii • CNS ... Dysfunction • Aphthous Ulceration ... #Causes #Hematology