12 results
Generalized Hyperpigmentation Differentials
Use the Mnemonic "no skin SPARED"

Images from dermnet.nz and merckmanuals

Mnemonic from https://www.medscape.com/slideshow/dermatology-mnemonics-6011359#5 #diagnosis #differential
Hyperpigmentation Differentials ... the Mnemonic "no skin ... #symptoms #signs ... #dermatology #skin ... #skinrash
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... - Differential ... body folds with satellite ... #Pustular #SkinRash ... #dermatology #Differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
organ-specific signs ... or symptoms (eg ... , skin or esophageal ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... tract, and often causes ... Presentation - Systemic Symptoms ... purpura: strong sign ... #diagnosis #rheumatology
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
intralobular bile ducts causes ... failure PBC Signs ... and Symptoms: ... Examination: • Skin ... bile ducts Differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Presentation: Systemic Symptoms ... purpura: Strong sign ... • Progressive symptoms ... tract, and often causes
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Hematologic malignancy ... gastrointestinal symptoms ... • Clinical (Symptoms ... NTM #Infections #differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... honey-colored crusts ... macerated areas with satellite ... ; pruritis #dermatology ... #rash #differential
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic sx + signs ... very remarkable w/differential ... required due to skip ... GCA #Temporal #Signs ... #Symptoms #Diagnosis