12 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 ... disease Palpable purpura ... Henoch Schönlein purpura ... Antiphospholipid-antibody syndrome
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
required • Lupus erythematosus ... • Loose anagen syndrome ... - Secondary to Skin ... Shafts • Tinea ... Diffuse #Focal #HairLoss
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... macules • Erythematous ... • Ulcerated, erythematous ... • Goodpasture syndrome ... #dermatology #rash
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
DRESS Syndrome vs ... : 2-8 weeks • Rash ... : 4-28 days • Rash ... : Painful erythematous ... macules with purpuric
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea ... Over the years: rash ... sp. pruritic, erythematous ... skin of inflamed ... type #clinical #photo
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Folliculitis decalvans, Tinea ... Capitis - Skin ... Discoid lupus erythematosus ... , Loose anagen syndrome ... #dermatology #Hairloss
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... Demyelinating syndromes ... SLE #systemic #erythematosus
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
evidence of (fatigue, rash ... 3rd Decade Skin ... Photosensitive rash ... Antiribosomal P, APLA, PAC ... Seizures • Strokes Skin
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: erythematous nodules ... mucositis - Rash ... VASCULITIS: • Behçet Syndrome ... • Cogan Syndrome ... systemic lupus erythematosus
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
: Erythematous nodules ... Mucocutaneous lymph node syndrome ... , mucositis • Rash ... vasculitis • Behcet syndrome ... vasculitis • Cogan syndrome