38 results
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Anterior Interosseous ... to make the OK sign ... @bobvarkey #Anterior ... OKSign #clinical #video ... #orthopedics #Hand
Anterior Shoulder Dislocation: Pathogenesis, clinical, and radiographic findings

Trauma, Fall on, outstretched arm, Overhead throwing => Abduction
Anterior Shoulder ... rotation of the shoulder ... Shoulder Dislocation ... #Diagnosis #signs ... symptoms #msk #orthopedics
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
HAGL) can be a cause ... of anterior shoulder ... J-shape." o Usually anterior ... Differential diagnosis ... GAGL): "Reverse J sign
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
- Differential Diagnosis ... Algorithm True ... symptoms/signs, ... #Differential #Diagnosis ... #Algorithm #Causes
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
Innervation of Muscles Shoulder ... Axillary Nerve Shoulder ... Hip Extension S1 Inferior ... MuscleGroups #MSK #Orthopedics ... #Neurology #Diagnosis
Causes of Bradykinetic Movement Disorders - Differential Diagnosis Algorithm
Parkinson's Disease (TRAP):
• Resting Tremor
• Cogwheel Rigidity
• Akinesia/Bradykinesia
•
Causes of Bradykinetic ... - Differential Diagnosis ... • Cerebellar signs ... MovementDisorders #Neurology ... #Algorithm #Causes
Froment’s Test for Ulnar Nerve Palsy

This tests for pinch grip weakness caused by ulnar nerve palsy,
grip weakness caused ... Froment's Sign is ... Palsy #clinical #video ... #neurology #physicalexam ... #msk #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Motor Function Shoulder ... Erb's Palsy is caused ... Anterior Shoulder ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Sulcus Sign on Shoulder Exam

Positive Sulcus Sign on Shoulder Examination

Downward force applied at the elbow causing
Sulcus Sign on Shoulder ... of inferior glenohumeral ... #Sulcus #Sign #Shoulder ... PhysicalExam #clinical #video ... #msk #orthopedics
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Algorithm Defining ... Clinicians should ... #algorithm #causes ... #nephrology #potassium