64 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis
Pes Anserine Bursitis - MSK Radiology
Imaging Findings:
 • T2-hyperintense fluid-like signal along the medial aspect of
- MSK Radiology ... Case description ... Differential diagnosis ... knee #clinical #mri ... #msk
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
- MSK Radiology ... Case description ... hallucis longus Differential ... osteochondral lesion ... #msk
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Diagnosis Algorithm ... Audiogram - Perform MRI ... Cerumen • Otitis Media ... #Causes
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... + MRI lesions + ... #Brain #differential ... #diagnosis #causes
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Osgood-Schlatter Disease - MSK ... consistent with bursitis ... • MRI is more sensitive ... tibial tuberosity Differential ... #msk
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
- MSK Radiology ... Case description ... Differential diagnosis ... Heel #clinical #mri ... #msk
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Diagnosis Algorithm ... Papules & Mucosal Lesions ... Fasciitis • Septic Bursitis ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Case description ... Differential diagnosis ... Desmoid #clinical #mri ... #msk
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
- Differential ... Diagnosis Central ... toxicity • Otitis media ... Amy Chung, MD, MSc ... #Differential #