12 results
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... hair follicles -> causes ... inflammation on skin ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... lesions • Discoid lupus ... Sarcoidosis #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

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

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Capitis - Skin ... Disease: Discoid lupus ... : Lupus erythematosus ... , Loose anagen syndrome ... Differential #Diagnosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... : • Vascular occlusion ... Kasabach-Merritt syndrome ... 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 ... Seizures • Strokes Skin ... • Nonscarring alopecia
Vasculitis and Vasculitides - Differential Diagnosis Framework

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

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... reticularis & skin ... (e.g. systemic lupus
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
) is a skin condition ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... - Lupus - Leukemia ... #diagnosis #dermatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... reactions, and vaso-occlusive ... tract, and often causes ... • Behcet syndrome ... • Cogan syndrome