81 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Case description ... longus Differential diagnosis ... clinical #Radiology #diagnosis ... #msk
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... repeated follow-up MRI ... ) Differential diagnosis ... #clinical #mri ... #msk
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #differential #diagnosis ... #causes #radiology
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
- Differential Diagnosis ... Tumours - See Bone Lesions ... Osteomalacia / Ricketts ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
the potential causes ... ring enhancing lesion ... eg. tumefactive MS ... Radiation necrosis #Diagnosis ... RingEnhancing #Lesions
Flexor Tenosynovitis (FTS)

The clinical diagnosis of FTS is made using Kanavel’s Signs:
 - Fusiform swelling.
 -
The clinical diagnosis ... held in slight flexion ... Infographic by Anna Pickens ... Criteria #Sign #Hand #MSK ... #Diagnosis
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
- Differential Diagnosis ... Audiogram - Perform MRI ... • Metabolic Causes ... #Differential #Diagnosis ... #Algorithm #Causes
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Infection • MS ... - Meyer's Loop Lesion ... Parietal Lobe Lesion ... #Differential #Diagnosis ... #Anatomy #Causes
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
McDonald Criteria for Diagnosis ... Dissemination in space on MR ... Dissemination in time on MR ... McDonald #Criteria #Diagnosis ... Multiple #Sclerosis #MS
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... - Differential Diagnosis ... : ALS, MS, Polio ... - PNS lesion: ... #Causes #pulmonary