13 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... : - Hematologic ... Osteochondroma Hematologic ... #causes #differential ... diagnosis #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 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 - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Differential Diagnosis ... suggested by warmth, effusion ... the morning • Effusion ... Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Fever, Arthralgia/arthritis ... fraction < 20% Differential ... Pulmonary: pleural effusion ... management #treatment #rheumatology
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... • Fracture • Arthritis ... Hepatitis • Hematoma ... #Leg #pain #differential ... extremity #msk #physicalexam
Bulge Sign to demonstrate a Knee Effusion on Physical Examination

Dr. Janet Pope @Janetbirdope

#Bulge #Sign #Knee #Effusion
demonstrate a Knee Effusion ... Bulge #Sign #Knee #Effusion ... #PhysicalExam # ... #msk #sports #orthopedics ... #rheumatology
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 ... Lungs: • Pleural effusions ... vein thrombosis Hematologic
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