31 results
Red Leg - Cellulitis Mimickers
 - Unilateral
     • Contact Dermatitis
• Contact Dermatitis ... • Stasis Dermatitis ... Lipodermatosclerosis - Non-infectous ... Vasculitis - Infectious ... redleg #diagnosis #differential
Linear Rash in the Returning Traveler - Differential Diagnosis
Infectious:
 • Cutaneous larva migrans
 • Scabies (Sarcoptes
Returning Traveler - Differential ... Diagnosis Infectious ... Fascioliasis Non-infectious ... fish • Toxic dermatitides ... Blister beetle dermatitis
Waterborne Infections - Differential Diagnosis Framework

Infections that can be acquired from fresh water, brackish water, sea
- Differential ... • Exophiala dermatitidis ... • Cercarial dermatitis ... Folliculitis and Dermatitis ... #Differential #
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
Mycobacterial Infections ... cause pulmonary infection ... other site of infection ... keratitis. ... Mycobacterium #diagnosis #differential
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Infectious Joint ... Pain - Differential ... (Dermatitis, Migratory ... • Primary HIV Infection ... JointPain #MSK #Differential
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash - Differential ... foliaceus - Infectious ... • Contact dermatitis ... pemphigoid • Dermatitis ... #dermatology #Differential
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Pseudocellulitis - Differential ... subcutaneous fat infection ... reaction • Contact dermatitis ... stasis • Stasis dermatitis ... Pseudocellulitis #Differential
Blurry vision in a patient with HIV/AIDS
Anterior Segment:
 • Herpes zoster ophthalmicus
 • Keratitis (HSV, Staph,
ophthalmicus • Keratitis ... Cocci*, Toxo*, non-infectious ... • Choroidal infections ... Anterior #Posterior #Differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Alopecia: - Infectious ... Post op, Post infection ... • Atopic dermatitis ... loss #alopecia #Differential
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash - Differential ... drinks • Perioral Dermatitis ... borders of lips Infectious ... #dermatology #Differential