29 results
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Equina Syndrome Causes ... Areflexia (loss of normal ... suspected, immediate MRI ... CaudaEquina #Syndrome #MSK ... #pathophysiology
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Proximal Weakness, Normal ... Myopathy (Also caused ... hydroxychloroquine therapy), Normal ... Erythematosus #SLE #MSK ... Complications #pathophysiology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Case description ... • MRI: Posterolateral ... torn ligament on MRI ... Radiology #diagnosis #msk
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
FOPE lesion) - MSK ... repeated follow-up MRI ... The physis is normal ... lesion #clinical #mri ... Radiology #diagnosis #msk
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
Disease (HADD) - MSK ... Case description ... • MRI shows globular ... Disease #clinical #mri ... Radiology #diagnosis #msk
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... Causes of acute ... barium, CT, or MR ... Bacterial overgrowth Normal ... Laxative abuse Normal
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Idiopathic • Normal ... differential #diagnosis #algorithm
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
monophasic Pathophysiology ... cord compression (MRI ... Sjogren's • CSF: - Abnormal ... • Infectious causes ... out • Brain MRI
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Differential Diagnosis Algorithm ... can have extra nodal ... Amy Chung, MD, MSc ... Classification #pathophysiology ... #differential #algorithm
Haglund Syndrome - MSK Radiology
Imaging Findings:
 • The Haglund Deformity (enlarged superior margin calcaneal posterior process)
Haglund Syndrome - MSK ... Case description ... bursa is commonly abnormal ... Heel #clinical #mri ... Radiology #diagnosis #msk