11 results
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
alterations (e.g ... derangements (e.g ... #Pain #MSK #rheumatology ... #approach #workup ... #differential #
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Pain Eyes ... syndrome - SLE Neurologic ... disease, Vasculitis (e.g ... #pain #differential ... #diagnosis #rheumatology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... not be subtle e.g ... very remarkable w/differential ... E.g. 80 yo ESR cutoff ... them, but urgent rheumatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
lesions + Rheumatic pain ... thickening • Osteitis: pain ... antiinflammatory properties e.g ... Tetracyclines etc ... SAPHO #Syndrome #Rheumatology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... function test, ANA (e.g ... (CVID, WAS), (neurologic ... #hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... inflammatory disease (e.g ... Chemistry profile (e.g ... , and low back pain ... diagnosis #testing #Rheumatology
Myasthenic Crisis Checklist - Myasthenia Gravis

Evaluation 
 - Chest X-ray and lung ultrasound (exclude other lung
Electrolytes (including Ca ... Phos), CBC with differential ... - Infectious workup ... oral secretions (e.g ... Drugs to avoid (main
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Elevated ESR and CRP GCA ... develop in pts with GCA ... tract: Abdominal pain ... Palpable purpura, joint ... #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... • Malignancy (e.g ... Endocrine disorders (e.g ... pain • Swan neck ... Erythematosus #Diagnosis #Rheumatology
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis - Differential ... Aldolase levels • EMG ... Syndrome: Fever, joint ... Myositis #Myopathy #rheumatology ... #differential #