8 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Framework for Hair Loss ... Localized / Focal Hair Loss ... Tinea Capitis, Trichotillomania ... Diffuse Hair Loss ... #Diagnosis #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... • Androgenetic alopecia ... facial hair) • Alopecia ... capitis • Trichotillomania ... #dermatology #Differential
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Localized Hair Loss ... (Alopecia) - Differential ... Brocq • Alopecia ... capitis • Trichotillomania ... Focal #Localized #dermatology
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... (Alopecia) - Differential ... • Androgenetic alopecia ... facial hair) • Alopecia ... #dermatology #Differential
Nonscarring Alopecias: Clinical features of the most common types
Patterned hair loss:
 - Age: puberty or older
Nonscarring Alopecias ... Patterned hair loss ... Distribution: generalized Alopecia ... multifocal - Total alopecia ... inflammation; scales Trichotillomania
Symptoms Distinguishing Groups of Cutaneous Drug Reactions
IgE-mediated reactions:
 • Onset minutes to hours into treatment course
• Typically less ... Drug #Reactions #dermatology ... #clinical #comparison
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
- Cytopenia - Less ... Photosensitivity, Alopecia ... druginduced #lupus #sle #comparison
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
sensorineural hearing loss ... Platelet #Defects #comparison ... differential #diagnosis #hematology