74 results
Patellofemoral Syndrome - Pathogenesis and clinical findings
 • Anterior Knee Pain with possible symptoms of 'catching'
with possible symptoms ... tenderness and loss of flexion ... patellofemoral joint with MRI ... Patellofemoral #Syndrome #pathophysiology ... diagnosis #signs #symptoms
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
dementia Pathophysiology ... • Depressive symptoms ... similar to PML, but MRI ... will show symmetric ... Diagnosis: MRI
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
MRI: Posterolateral ... hallucis longus Differential ... torn ligament on MRI ... osteochondral lesion ... but no symptoms
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
Cord Disorders - Differential ... cord neurological lesion ... - Viral: VZV, HSV ... , HIV, CMV, HTLV ... diagnosis #neurology #differential
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
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Imaging: - MRI ... parietal - Size lesions ... punched-out" cystic lesions ... CNS #Infections #differential
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
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... intracranial pressure (CN Ill ... palsy) • INO (lesion ... #Diplopia #Differential
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
old; F>M Signs/Symptoms ... biopsy - Vessels will ... Vasculitic skin lesions ... Temporal #Arteritis #Pathophysiology ... Diagnosis #Signs #Symptoms
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
'second hit' -> ... Retinoblastoma Signs / Symptoms ... Retinoblastoma #pathophysiology ... #ophthalmology ... diagnosis #signs #symptoms