6 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Pattern: • Scarring ... Loss Pattern: ... : - Pattern ... in men (male pattern ... pattern hair loss
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Hair Loss (Alopecia ... Differential Diagnosis Algorithm ... planopilaris Pattern ... Differential #Diagnosis #Algorithm ... #causes
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Diffuse Hair Loss ... Diagnosis Algorithm ... planopilaris Pattern ... Psychological stress #Diffuse ... #causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
nasal, hearing loss ... Other tests: • CT chest ... Goodpasture's cause ... typically seen on chest ... • IF staining patterns
Nonscarring Alopecias: Clinical features of the most common types
Patterned hair loss:
 - Age: puberty or older
Nonscarring Alopecias ... most common types Patterned ... hair loss: - Age ... patches; rarely diffuse ... in 5% of cases
PFAPA Syndrome - Periodic Fever, Aphthous Stomatitis, Pharyngitis, and Adenitis

EPIDEMIOLOGY:
PFAPA is the most common syndrome entailing
Less commonly, PFAPA ... the acute flare; chest ... dominant inheritance pattern ... not have a known pathogenic ... cause and are not