7 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... infection • Lyme disease ... lesions • Discoid lupus ... #skin #rashes #differential
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Papulosquamous Skin Rash ... - Differential ... • Secondary Syphilis ... soles • Discoid Lupus ... #Differential #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... erythematosus (SCLE ... permanent alopecia Differential ... , dermatomyositis ... Malignancy (e.g. hematologic
Antinuclear Antibodies (ANA)
ANA or Anti-NucIear Antibody refers to antibodies against antigens in the nucleus → like
likely it will be clinically ... , Drug-induced Lupus ... , Polymyositis/Dermatomyositis ... ANA #patterns #rheumatology ... #diagnosis #differential
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... Alopecia totalis (all scalp ... Secondary to Skin Disease ... • Secondary syphilis ... #Differential #
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
to 1:1 F:M • Clinical ... NPSLE rare, Malar rash ... is rare in DIL, SCLE-DIL ... 40, F:M 9:1 • Clinical ... Evolution: Chronic disease
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Skin Lesions - Differential ... Eruptions (Face/Scalp ... Generalized itchy rash ... Secondary syphilis ... #Diagnosis #Dermatology