9 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Ewing sarcoma • Legg-Calve-Perthes ... Pain: • Infection ... /swelling - Fever ... #pain #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
infection • ... Cardiovascular system • Mitral ... infection, Amyloidosis ... #differential # ... diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
- Arthritis Differential ... • Rheumatic fever ... • Bacterial endocarditis ... #Differential # ... Diagnosis #MSK #
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Approach to Joint Pain ... acute rheumatic fever ... #Joint #Pain #MSK ... #rheumatology # ... approach #workup #differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
infection, autoimmune ... negative anti-lgG ... younger pts) Differential ... Symptoms: High fevers ... chills, flank pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... arthralgia, arm/leg ... purpura (lower legs ... infection, drug ... #Diagnosis #Rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Arthritis: • Joint pain ... hypertension, lower extremity ... • Libman-Sacks endocarditis ... Cytopenias • Cardiac valve
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
pain, dark urine ... anaphylactoid (not lgE ... Infection - Infection ... RBCs (stored at 4C ... False negative: Extremely
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
pain, dark urine ... • Infection - ... Infection occurs ... RBCs (stored at 4C ... False negative: Extremely