13 results
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Spine” Fusion of Lumbar ... • Psoriatic arthritis ... Joint #Disorders #msk ... #Differential #
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... • XR, MRI to ... Osteomyelitis / Septic Arthritis ... • Differentiate ... SickleCell #Disease #differential
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Ligament • Bone ... • Inflammatory arthritis ... the subchondral bone ... #Joint #Pain #MSK ... approach #workup #differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Knee Effusions - Differential ... Effusions - Septic Arthritis ... - Aneurysmal bone ... Effusions #causes #differential ... #diagnosis #msk
Great Mimickers - SHALLOTS Mnemonic

S- Syphilis - Neurosyphilis, aortitis, gummas... Granulomas can form anywhere! Skin, mucosa,
mucosa, joints, bones ... dyspnea, ulcers, arthritis ... just consumption- number ... and also rashes, arthritis ... Mnemonic #Diagnosis #Differential
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... have more than one ... Radiology #Pulmonary #CXR ... Diffuse #Multifocal #Differential
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Diagnosis Framework Bone ... • Fracture • Arthritis ... #Leg #pain #differential ... lower #extremity #msk
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Number of Joints ... Lyme), reactive arthritis ... #Joint #Pain #MSK ... approach #workup #differential ... #diagnosis #arthritis
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... • Dwarfism #Bone ... Deformity #Limp #MSK ... #Differential #
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... 103-104°F) • Lobar ... Juvenile idiopathic arthritis ... • Rheumatoid arthritis ... Fever #Patterns #Differential