12 results
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
bite, Migratory red ... Arthritis • Systemic ... Lupus Erythematosus ... #JointPain #MSK ... #Orthopedics #Causes
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
ANCA associated vasculitis ... Disease (IgG4-RD ... Arthritis (RA), Systemic ... lupus erythematosus ... (SLE), Sarcoidosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Syndrome: - Ocular inflammatory ... lupus erythematosus ... , and SLE) • Urinalysis ... #rheumatology #classification
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... cytokines -> localized inflammatory ... Scaring alopecia • Red ... hair follicles -> causes ... Livedo Reticularis, Vasculitis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... photosensitivity, inflammatory ... Female • Peaks 3rd ... Skin Disease Classification ... #Systemic #Lupus
Distinguishing between Inflammatory and Degenerative joint disease
Inflammatory Joint Disease
 • Swelling stimulates joint nociceptors -> Pain
heat and looks red ... is oftentimes systemic ... Rheumatoid arthritis, Lupus ... Comparison #Versus #MSK ... #JointDisease #JointPain
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • They can cause ... Cryoglobulins Cause ... lupus erythematosus ... diagnosis #types #classification
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis: • Systemic ... diseases, such as SLE ... tract, and often causes ... Skin lesions (red ... syndrome: Ocular inflammatory
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Knee Effusion Red ... Infection - Systemic ... arthritis - SLE ... differential #diagnosis #msk
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
associated with systemic ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Syndrome #diagnosis #dermatology