8 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... Chronicity: • Acute ... Like in this case ... , you can also get ... #Joint #Pain #MSK
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis ... axial (spine, shoulders ... Monoarthritis (>6 weeks) Can ... Joint #pain #Differential ... #Diagnosis #MSK
Acromioclavicular (AC) Joint Septic Arthritis on POCUS

IVDU with severe left shoulder pain.  Can fully range
pain. ... Scan over AC joint ... arthritis rare. ... arthritis can be ... clinical #ultrasound #MSK
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
(shoulders, wrists ... precipitates with calcium ... acute arthritic ... onset of swelling, pain ... Wrist, MCP, or shoulder
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
then deposit and can ... acute arthritic ... (shoulders, wrists ... onset of swelling, pain ... neck pain, fever
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
crystals (gout) or calcium ... ANAs RF test should ... Screening Tests for Acute ... profile (e.g., calcium ... , and low back pain
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
proximal muscles of shoulder ... Polyarteritis Nodosa: • PAN ... affects the skin, neurologic ... Palpable purpura, joint ... arterial aneurysms can
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
muscle aches, joint ... pain, chest pain ... disseminated) can ... SYSTEMIC CANDIDIASIS Can ... Meningitis, septic arthritis