6 results
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... decalvans - Secondary ... to Skin Disease ... areata • Secondary ... #dermatology #Differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Localized / Focal ... Capitis - Skin ... #Differential # ... Diagnosis #dermatology
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... ) - Differential ... to Skin Disease ... #Focal #Localized ... #dermatology #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... leakage of RBC's secondary ... Thrombocytopenia: ITP • Secondary ... #nonpalpable #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... in primary or secondary ... Vasculitis - Collagen disorders ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
associated with secondary ... larger and may be palpable ... a generalized disorder ... to masking of local ... #Diagnosis #Dermatology