27 results
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
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Mechanical: • Larynx fracture ... inhalation • Tracheal injury ... #diagnosis #causes ... pulmonary #airway #physicalexam
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
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Leg Pain - Differential ... Leg Pain: • Fracture ... Repetitive strain injury ... Trauma • Crush injury ... extremity #msk #physicalexam
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Causes of Primary ... ) Causes of primary ... papillary muscle injury ... Primary #Functional #Differential ... #Diagnosis #Cardiology
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential ... bearing after injury ... Intra-articulation fracture ... diagnosis #msk #physicalexam
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
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
repeated follow-up MRI ... (save $$) Differential ... Salter Harris injury ... always a history of injury ... lesion #clinical #mri
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
Case description ... surgical repair Differential ... Similar injury to ... lesion #clinical #mri ... #clinical #Radiology
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 ... • Provocative Tests ... absent anal wink test ... Imaging studies: • MRI ... #diagnosis #causes