11 results
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... PT, aPTT(liver disease ... (CVID, WAS), (neurologic ... - Bone marrow evaluation ... not required in all
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
- MSK Radiology ... There is also fragmentation ... • MRI is more sensitive ... tibial tuberosity Differential ... #diagnosis #msk
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
(HADD) - MSK Radiology ... Case description ... low-signal on all ... - Limits evaluation ... #clinical #mri
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Tear - MSK Radiology ... displaced fragment is also ... Case description ... Differential diagnosis ... BucketHandle #Tear #knee #mri
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... The evaluation should ... also include a: ... cause unknown) ... zoster virus ○ HIV
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
is important, as ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... BEE #Syndromes #neurology ... noninflammatory #differential
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Imaging: - MRI ... Demyelinating disease ... caused by the JC ... CNS #Infections #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... oligoclonal bands • MRI ... rhinitis/sinusitis, saddle ... tract, and often causes
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
super-antigen mediated disease ... simplex virus, HIV ... MCTD - Bechet disease ... diagnosis #management #neurology ... #differential