16 results
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... bearing after injury ... #Effusions #causes ... #msk #physicalexam
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... - MSK Radiology ... Case description ... #clinical #Radiology ... #diagnosis #msk
Posterior Knee Dislocation Injury
Specifically, POSTERIOR KNEE DISLOCATIONS can have significant associated injury that needs unique approach
DISLOCATION: ~25% cases ... Neurologic deficit ... Neurologic injuries ... rotation and varus stress ... #msk #clinical
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... L2, L3, L4 • Ankle ... • Cauda Equina Syndrome ... Commonly caused ... #neurology #sensory
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... atraumatic adolescent knee ... increased local stress ... #Radiology #diagnosis ... #msk
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Demyelinating Disease (MS ... Phrenic nerve injury ... #differential #diagnosis ... #neurology
McMurray's Test for Meniscal Tear on Knee Examination

With the patient lying supine, the examiner palpates the
the leg from the ankle ... indicate a meniscal injury ... #clinical #video ... #physicalexam # ... msk #orthopedics
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... Case description ... • Stress fracture ... #Radiology #diagnosis ... #msk
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
- MSK Radiology ... Case description ... ligament complex injury ... #Radiology #diagnosis ... #msk #clinical
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Pathogenesis and Clinical ... virus or Group A Strep ... arthritis (especially knees ... and ankles) ... Pathophysiology #Diagnosis