62 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Trigonum) Syndrome - MSK ... Radiology Imaging ... Case description ... hallucis longus Differential ... #diagnosis #msk
Positive Varus Stress Test in LCL Injury

Interesting knee injury in a young basketball player who landed
Positive Varus Stress Test ... rupture of the lateral ... of the complex posterolateral ... Orthopedics #Knee #lateral ... collateral #ligament #msk
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Renal ultrasound, Tests ... abdominal CT, Bilateral ... sodium loading test ... #Hypertension #Differential
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
dislocations occur posterolateral ... 80% occurring posterolateral ... Fractures (medial/lateral ... Dislocation #Posterior #Radiology ... Orthopedics #Sports #MSK
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... • Bilateral? ... cause unknown) ... Noise trauma ○ MS ... Hearing #Loss #Differential
Causes of Orthopnea - Differential Diagnosis Framework

 • Fear and Anxiety
 • Pleural Effusion
 • Ascites
Causes of Orthopnea ... - Differential ... pulmonary edema • Bilateral ... CNS lesion: ALS, MS ... #Diagnosis #Causes
Hilar enlargement
The table summarizes the causes of hilar enlargement.
Normal hili are:
- Normal in position - left
summarizes the causes ... vessels #Diagnosis #Radiology ... #Enlargement #Differential ... #Unilateral #Bilateral
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... Straight Leg Raise Test ... on palpation of lateral ... MeralgiaParesthetica #MSK ... pathophysiology #differential
Marcus Gunn Pupil - Relative Afferent Pupillary Defect (RAPD)
Definition: Afferent loop of the pupillary light reflex
Optic nerve* (main cause ... neuritis due to MS ... How to test it? ... Later (1959), Levitan ... swinging light test
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
fractures in elderly Causes ... exerted onto the lateral ... Femur #Fractures #msk ... orthopedics #diagnosis #differential ... #causes #pathophysiology