17 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Diagnosis Framework ... cellulitis of the scalp ... Scaling, pustules, crusts ... #Differential #Diagnosis ... #dermatology #Hairloss
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... totalis (all scalp ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
- Differential Diagnosis ... Vesiculobullous #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... Papulosquamous #SkinRash ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
Psoriasiform Scalp Findings in Dermatomyositis

Scalp: DM patients can present with a psoriasiform scalp eruption characterized redness,
Psoriasiform Scalp ... and non scarring alopecia ... presenting sign in some cases ... #sign #SkinRash ... Dermatomyositis #Dermatology
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
- Differential Diagnosis ... Algorithm Pruritic / Scaly ... #Pustular #SkinRash ... #dermatology #Differential ... #causes
Eczematous Skin Rash - Differential Diagnosis Algorithm
Eczematous - Pruritic/Scaly/Erythematous lesions. Usually poorly demarcated
 • Atopic Dermatitis
- Differential Diagnosis ... Eczematous - Pruritic/Scaly ... distinct margins on scalp ... #Eczematous #SkinRash ... #causes
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
cutaneous lupus: scaly ... areas -> Scaring alopecia ... hair follicles -> causes ... Manifestations #pathophysiology ... #diagnosis #signs
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
- Differential Diagnosis ... totalis (all scalp ... #dermatology #Differential ... #Diagnosis #Algorithm ... #causes
TRALI vs TACO - Transfusion Reactions
TRALI:
 • Epidemiology: 0.1% of transfused patientsl
 • Risk factors: Critical
- Transfusion Reactions ... blood donor • Pathophysiology ... without other cause ... #Transfusion #Reactions ... #hematology #diagnosis