43 results
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
Well-localized, sharp, short ... syndrome - Deafferentation ... #Mechanisms #Neurology ... #Differential #Diagnosis ... #Algorithm #Causes
Rare Causes of Abdominal Pain
 • Hereditary Angioneurotic Edema - Recurrent visceral that may by swelling
Rare Causes of Abdominal ... patient is in the knee-to-chest ... incisional hernias: clinical ... #Rare #Causes ... #differential #diagnosis
Lateral Medullary Syndrome - Wallenberg's Syndrome
Acute continuous vertigo due to Posterior Circulation Stroke (usually Posterior Inferior
Artery occlusion) Clinical ... Findings: • Nausea ... Contralateral loss of pain ... #Wallenbergs #neurology ... #diagnosis
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... Causes of spinal ... • Extrinsic Causes ... #differential #diagnosis ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Severe low back pain ... - Emergency Causes ... Differential Diagnosis ... #differential #diagnosis ... #causes #neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... toxo IgG • CNS PCR ... #causes #radiology ... #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... - Low back pain ... Commonly caused ... #neurology #sensory
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL ... Case description ... BucketHandle #Tear #knee ... #mri #clinical ... #Radiology #diagnosis
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Optica (NMO) - Clinical ... Scotoma, Ocular pain ... involvement: Intractable nausea ... Manifestations #diagnosis ... #neurology #symptoms
Mucoid Degeneration of the ACL
Imaging Findings:
 • T2-hyperintense fluid-signal within the enlarged ACL on both the
present with chronic pain ... #degeneration #knee ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk