23 results
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
J-shape." o Usually anterior ... shoulder dislocation ... Differential diagnosis ... #clinical #mri ... clinical #Radiology #diagnosis
Orthopedic Dislocations (Shoulder, Elbow and Hip) - Diagnosis and Management Summary
Shoulder Dislocation
 • Fall on the
and Hip) - Diagnosis ... rotation) • Anterior ... (most common), Anterior ... Affected hip and knee ... #Hip #Diagnosis
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Axillary Nerve Shoulder ... Hip Extension S1 Inferior ... Gluteal Nerve Knee ... #Orthopedics #Neurology ... #Diagnosis
Prior anterior glenohumeral joint dislocation with Hill-Sachs fracture and Perthes lesion
Imaging Findings:
 • The arrow is
joint dislocation ... surgical repair Differential ... diagnosis: • Bankart ... lesion #clinical #mri ... clinical #Radiology #diagnosis
Spinal Cord Injury by Nerve Root Levels
Spinal Root	Sensory	Motor	Reflex
C4	Acromioclavicular Joint	Respiration	None
C5	Radial Antecubital Fossa	Elbow Flexion	Biceps Reflex
C6	Dorsal Thumb	Wrist Extension	Brachioradialis Reflex
C7	Dorsal
Abdominal Reflex L2 Anterior ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Differential diagnosis ... not attached to anterior ... BucketHandle #Tear #knee ... #mri #clinical ... #Radiology #diagnosis
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Anterior Shoulder ... Dislocation - May ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
MRI is more sensitive ... tibial tuberosity Differential ... condition but at the inferior ... Schlatter #Disease #Knee ... patella #clinical #mri
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Hypokalemia - Differential ... Diagnosis Algorithm ... Clinicians should ... #diagnosis #algorithm ... #causes #nephrology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Double Vision - Differential ... Diagnosis Algorithm ... • Neurologic ... Cataract/Lens Dislocation ... #Diagnosis #Algorithm