10 results
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Hepatitis • Hematoma ... cyanosis - Cool extremity ... diagnosis #lower #extremity ... #msk #physicalexam
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
• Inflammatory arthritis ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential # ... diagnosis #arthritis
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: - Hematologic ... Osteochondroma Hematologic ... Effusions #causes #differential ... diagnosis #msk #physicalexam
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
predispose to other orthopedic ... Osteomyelitis / Septic Arthritis ... • Differentiate ... SickleCell #Disease #differential ... diagnosis #causes #hematology
Approach to Joint Pain - Diagnostic Framework

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

1) Chronicity:
Lyme), reactive arthritis ... Joint #Pain #MSK #rheumatology ... #approach #workup ... #differential # ... diagnosis #arthritis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, inflammatory arthritis ... permanent alopecia Differential ... Malignancy (e.g. hematologic ... hypertension, lower extremity ... vein thrombosis Hematologic
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... and often causes arthritis ... Glomerulonephritis, arthritis ... extremities, upper extremity ... #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... deficiency Work ... Petechiae #Rash #Differential ... Algorithm #Causes #dermatology ... #physicalexam
Radiocarpal Wrist Injection

Radiocarpal wrist injection. Often swelling is more prominent in inflammatory arthritis on radial side
in inflammatory arthritis ... clinical #video #physicalexam ... procedure #msk #orthopedics ... #sports #rheumatology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
Albumin > 4) Work-up ... (RA, Temporal arteritis ... gastric tumors • Hematology ... Gap #ProteinGap #differential ... #diagnosis #hematology