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

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Diffuse #Focal #HairLoss ... #Alopecia #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... vasculitis (5%): PAN ... vasculitis (3%) • Infections ... Vasculitis #dermpath #dermatology ... pathology #lesions #differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... - Trauma - Infection ... lesions • Severe pain ... #dermatology #physicalexam
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... burning sensation or pain ... reticularis Differential ... cell arteritis Infections ... Polyangiitis #GPA #dermatology
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Irreversible-biopsy required - Infectious ... Secondary syphilis #HairLoss ... Focal #Localized #dermatology ... #Differential # ... Diagnosis #Algorithm #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Scaling, pustules, crusts ... loss #alopecia #Differential ... #Diagnosis #dermatology ... #Hairloss
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
potential inciting causes ... Haverhill fever caused ... days of life in newborns ... comparison #table #differential ... #diagnosis #dermatology
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
Loss (Alopecia) - Differential ... Related • Post-infectious ... stress #Diffuse #HairLoss ... #Alopecia #dermatology ... Diagnosis #Algorithm #causes
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
severe epigastric pain ... dogs & latter can cause ... gram-negative bacillus cause ... Canimorsus #Skin #Rash #dermatology ... #clinical #photo
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
Inflammatory joint pain ... and fingers, or pain ... the face (many differential ... Unexplained fever, when infection ... including in children (pediatric