61 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Radiology Imaging ... Case description ... hallucis longus Differential ... osteochondral lesion ... #diagnosis #msk
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... Thrombosis (heart: acute ... (lungs: massive ... #arrest #HsTs #Differential ... #Diagnosis #Table
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... • 80% with lung ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
presentation: Pseudo-acute ... pericarditis • Rule out differential ... #Myocarditis #differential ... #Diagnosis #Causes ... #cardiology #MRI
Schematic examples of the cause of acute mitral regurgitation. 
LV, left ventricle; PM, papillary mucle; SAM,
of acute mitral ... Regurgitation #MR ... #Diagnosis #Causes ... #Acute #Differential ... #Cardiology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... (save $$) Differential ... diagnosis: • Salter ... #clinical #mri ... #diagnosis #msk
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... Vision Loss - Differential ... Optic Nerve • Acute ... #Unilateral #Acute ... #Causes #Ophthalmology
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Shock - Differential ... contractility) - Acute ... MI - Severe heart ... exacerbation (any cause ... #Table #CriticalCare
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... of acute flaccid ... Differential diagnosis ... hyperreflexia, multiple lesions ... relapses, requires long-term
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... Differential diagnosis ... shoulder #clinical #mri ... #clinical #Radiology ... #diagnosis #msk