9 results
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Differential Diagnosis Algorithm ... patches in body ... #SkinRash #dermatology ... #causes
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... Manifestations: Malar rash ... • Immunologic Workup ... Positive in 60-80% of cases ... lupus #Systemic #Erythematosus
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
NPSLE rare, Malar rash ... • Immunologic Workup ... Discontinuation of causal ... Systemic Lupus Erythematosus ... • Immunologic Workup
Top 10 situations when to think about lupus
1) Inflammatory joint pain (especially in the wrists and
everywhere) 2) A rash ... 6) An annular rash ... on the body or ... #erythematosus # ... rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
dermal macular hyperpigmentation ... presenting with erythematous ... neonatorum • Pustular ... that smear of the pustular ... differential #diagnosis #dermatology
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
papules, pustules ... background of hyperpigmentation ... honey-colored crusts ... ; pruritis #dermatology ... #rash #differential
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... stimulates our body ... Better call hematology ... some time, let’s see ... #workup #hematology
Symmetrical Drug-Related Intertriginous and Flexural Exanthema (SDRIFE)

49M +burning rash groins/buttocks (pic in next thread) x 1d.
PMH: DM (A1c 6.5% ... MCQ highlights a case ... well-demarcated, erythematous ... rarely exhibit pustules ... clinical #photo #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... ischemia • Skin: Erythematous ... , mucositis • Rash ... tract, and often causes ... cutaneous vesicles, pustules