15 results
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
), RA, crystal disease ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup ... #differential #
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... fraction < 20% Differential ... solid cancers • Systemic ... #diagnosis #management ... #treatment #rheumatology
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Systemic Lupus Erythematosus ... • Immunologic Workup ... life-threatening • Treatment ... Evolution: Chronic disease ... #Summary #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... disease must be ... #Pain #MSK #rheumatology ... #approach #workup ... #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 ... Infection - Systemic ... Effusions: - Hematologic ... #diagnosis #msk
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... female, asian • Systemic ... #diagnosis #management ... #phenotypes #workup ... #treatment #rheumatology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
caused by the inability ... Then, ask 3 questions ... to work through ... vaptans (HF/liver disease ... #management #nephrology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Eosinophilia and Systemic ... Resolution > 15 days Differentials ... : symptomatic treatment ... • Severe disease ... #diagnosis #management
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... months to years) Systemic ... • Immunologic Workup ... Evolution: Chronic disease ... #diagnosis #management
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... frequently affected systems ... Better call hematology ... As with many disease ... #hematology