23 results
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Hyperthyroidism Fever ... • Rheumatic fever ... , Rheumatic fever ... stenosis - Rheumatic fever ... • New murmur, fever
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Malar rash • SLE ... infection • Lyme disease ... • Rheumatic fever ... IBD • RA • SLE ... #skin #rashes #differential
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Autoimmune: • SLE ... • Giant cell arteritis ... Other: • Drug fever ... • Factitious fever
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Diagnosis Algorithm ... • Rheumatic Fever ... • Rheumatic Fever ... Inflammatory #JointPain #MSK ... #Differential #
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Fever/Chills/Joint ... - SLE - Behcet ... Acute rheumatic fever ... #diagnosis #msk
Aortitis - Diagnosis and Workup
Clinical History:
 - Fever, weight loss, deterioration of general health
 - Aortic
Diagnosis and Workup ... Clinical History ... : - Fever, weight ... Inflammatory diseases ... #Differential #
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia - Differential ... Diagnosis Algorithm ... ): SS, SC, SE, Sβ ... bartonella (oroya fever ... #workup #hematology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
• Periodic fever ... multiorgan failure • Fever ... is the main clinical ... - Nonremitting fever ... erythematosus [SLE
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Diagnosis Algorithm ... Neoplastic / Hematologic ... • Rheumatoid Arthritis ... • SLE • Polymyalgia ... Obstructive Pulmonary Disease
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Clinical triad ... : Fever, Arthralgia ... /arthritis, Skin ... fraction < 20% Differential ... management #treatment #rheumatology