31 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Antiphospholipid-antibody syndrome ... • Vasculitis ... lesions • Discoid lupus ... Sarcoidosis #dermatology ... #rashes #differential
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... viruses. systemic lupus ... and Sjogren's syndrome ... in absence of skin ... #vasculitis #differential
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
Diffuse and Focal) Differential ... • Loose anagen syndrome ... - Secondary to Skin ... • Discoid lupus ... #dermatology #Differential
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Capitis - Skin ... Disease: Discoid lupus ... , Loose anagen syndrome ... Diagnosis #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... Secondary: CTD: SLE ... Disease • Cogan syndrome ... #skin #dermatology ... #rheumatology #differential
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... areas -> Scaring alopecia ... inflammation on skin ... Livedo Reticularis, Vasculitis ... #SLE #Mucocutaneous
Cutaneous manifestations associated with myelodysplastic syndrome
 • Myeloid hemopathy with the most frequent skin lesions (20%)
most frequent skin ... dermatomyositis, SLE ... leukocytoclastic vasculitis ... #differential # ... diagnosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... purple, hemorrhagic skin ... : • Vascular occlusion ... Associated - SLE ... #nonpalpable #dermatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... 3rd Decade Skin ... and permanent alopecia ... Differential ... • Nonscarring alopecia
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... inflammation Others: • Lupus ... such as systemic lupus ... reactions, and vaso-occlusive ... , and SLE) • Urinalysis