13 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... Rebound effect from treatment ... Inflammatory Conditions: Rheumatologic ... #Algorithm #hematology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
Constitutional symptoms, Arthritis ... myalgia, serositis, Kidney ... druginduced #lupus #sle #comparison ... #table #rheumatology ... #diagnosis #management
Rheumatoid Arthritis Summary
Overview: chronic, inflammatory symmetric polyarthritis involving small joints of hands/feet, knees, shoulders
Signs & Symptoms:
Rheumatoid Arthritis ... exam and imaging Treatment ... ideally limit for acute ... Leflunomide (LEF) • JAKi ... #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
: • Acute or chronic ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup ... #differential #diagnosis
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
lesions, meninges, kidneys ... with response to treatment ... hypergammaglobulinemia, ↑ acute ... management #phenotypes #workup ... #treatment #rheumatology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
to Joint Pain - Diagnostic ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup ... #differential #diagnosis
Drug Induced Lupus (DIL)
 • Epidemiology: -10% of all lupus cases, drug-dependent, 4:1 to 1:1 F:M
Constitutional symptoms, Arthritis ... myalgia, serositis, Kidney ... • Immunologic Workup ... #rheumatology # ... diagnosis #treatment
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
Heart, lung, and kidney ... Treatment: • Corticosteroids ... Activation #Syndrome #Diagnosis ... #Management #Hematology ... #Rheumatology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Better call hematology ... oxygen sensing (at kidneys ... you’ll do a good workup ... #Algorithm #workup ... #hematology
Gout - Diagnosis and Management Summary

3 Conditions for Gout to Manifest:
1. Hyperuricemia
2. Monosodium urate deposition in
Gout - Diagnosis ... frequent attacks • Arthritis ... Dual-energy CT → MSU ... gout treatment; ... #rheumatology