18 results
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Pain - Diagnostic ... disease, spondyloarthropathies ... Like in this case ... #Joint #Pain #MSK ... #rheumatology #
Guide to Acute Kidney Injury (AKI)

What to ask/look for: 
 - HPI, PMH, full ROS
Guide to Acute Kidney ... - Urinalysis/microscopy ... UOP/weights - Urine ... uric acid (rhabdo/TLS ... - Pre-renal disease
Urinalysis & Urine Sodium 
Theophilus Protospatharius, a seventh-century physician who wrote the first manuscript focused exclusively
proteinuria as a disease ... sediment and color ... Microscopic exam ... • Crystals ... (AKI) FE Na <
CPPD vs Gout

== CPPD == 

Think About CPPD When:
 • Self-limited synovitis after surgery/trauma (> 65
• Underlying disease ... Acute CPP Crystal ... onset of swelling, pain ... swelling, significant pain ... Gout #Comparison #rheumatology
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
Disease: • Pain ... inflammatory arthritides Crystal ... Arthritis: • Acute ... ochronosis and crystal ... #Pain #MSK #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
the time course (acute ... Inflammatory • Crystal ... weeks) Can Be Caused ... - Autoimmune Rheumatologic ... Diagnosis #MSK #rheumatology
American College of Rheumatology Diagnostic Criteria for Gout
Presence of characteristic urate crystals in the joint fluid
American College of Rheumatology ... polarized light microscopy ... one attack of acute ... arthritis - Pain ... criteria #diagnosis #Rheumatology
Pseudogout Summary - Calcium Pyrophosphate Deposition Disease (CPPD)

Pathophysiology:
Pyrophosphate produced by chondrocytes likely precipitates with calcium to
swelling in weird joints ... Acute CPP Crystal ... onset of swelling, pain ... neck pain, fever ... #Rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... surfaces of the joints ... burning sensation or pain ... Polyarteritis nodosa • Microscopic ... rash #diagnosis #rheumatology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... polarized light microscopy ... , and low back pain ... • Serum and urine ... diagnosis #testing #Rheumatology