47 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... Diagnosis- Compatible syndrome ... + MRI lesions + ... #Brain #differential
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... hallucis longus Differential ... osteochondral lesion ... Trigonum #OsTrigonum #Syndrome ... #clinical #mri
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... Miller-Fisher syndrome ... intracranial pressure (CN Ill ... palsy) • INO (lesion
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
Patellofemoral Syndrome ... tenderness and loss of flexion ... patellofemoral joint with MRI ... Patellofemoral #Syndrome ... #pathophysiology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
or fluid-filled lesions ... - Pathophysiology ... consultations): - Ill-appearing ... Mucocutaneous or ocular lesions ... Targetoid #Algorithm #Differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Landry–Guillain–Barré–Strohl syndrome ... Differential diagnosis ... hyperreflexia, multiple lesions ... hyperreflexia, spinal cord lesion
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
Acute Monocular Vision ... Loss - Differential ... chiasm, visual loss will ... #Loss #Differential ... #Diagnosis #ophthalmology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Disorders • CN Ill ... One-and-a-half Syndrome ... #Localization #ophthalmology ... #neurology #differential
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
Behçet's Syndrome ... tests in Behcet syndrome ... Behcet disease) Differential ... adenopathy (PFAPA) syndrome ... inhibitors • Uveitis- Ophthalmology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Pupillary Defects - Differential ... Fascicle (Other CN Ill ... Ciliary Ganglion Lesion ... Pupils #Defects #Differential ... Algorithm #Causes #Ophthalmology