12 results
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... • Intrinsic Causes ... Vertebral burst fracture ... syndromes #lesions #differential
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Mechanical: • Larynx fracture ... inhalation • Tracheal injury ... Hemangiomas • Vocal cord ... #diagnosis #causes
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
patient) - 90% - Differential ... Audiogram - Perform MRI ... • Metabolic Causes ... Whiplash • Skull Fracture ... • Closed Head Injury
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... below the site of injury ... below the site of injury ... compression by fractured ... Causes: 1.
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Presentation: Injury ... compression (MRI ... • Infectious causes ... out • Brain MRI ... management #neurology #differential
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Causes of Primary ... disease: Most common cause ... papillary muscle injury ... stretched strut chord ... Primary #Functional #Differential
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... Differential diagnosis ... capsuloligamentous injury ... BHAGL): Avulsion fracture ... shoulder #clinical #mri
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Diagnosis: • Spinal cord ... distinguishing feature ... Imaging studies: • MRI ... #diagnosis #causes
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
with Hill-Sachs fracture ... Case description ... surgical repair Differential ... Similar injury to ... lesion #clinical #mri
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
Case description ... Controversy: Subchondral fracture ... Differential diagnosis ... Plantar plate injury ... foot #clinical #mri