46 results
Jerk Test for Glenohumeral Joint Posteroinferior Instability

The arm is held at 90 degrees abduction and internal
Jerk Test for Glenohumeral ... Posteroinferior Instability ... /clunk as the humeral ... /clunk as it returns ... Posteroinferior #Instability
Midcarpal Instability (MCI) of the Wrist

Intrinsic Midcarpal Instability
Usually affects young, hypermobile patients.
It is due to progressive
Midcarpal Instability ... Intrinsic Midcarpal Instability ... with an audible “clunk ... MCI #Midcarpal #Instability
Posteromedial Instability on Knee Exam
This is what a knee with posteromedial instability looks like. Notice the
Posteromedial Instability ... posteromedial instability ... posteromedial injury ... Posteromedial #Instability ... #PhysicalExam #Injury
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
Spinal Cord Injury ... Dorsiflexion Knee Jerk ... Plantarflexion Ankle Jerk ... #SpinalCord #Injury
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
: • Triceps Jerk ... C8 • Biceps Jerk ... C6 • Finger Jerk ... spared in this injury
Gerstmann Syndrome
1) Finger agnosia - Inability to name their own fingers, affecting both sides
2) Right-left confusion
Finger agnosia - Inability ... Right-left confusion - Inability ... 3) Acalculia - Inability ... without alexia) - Inability ... Traumatic Brain Injury
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
Peripheral Nerve Injury ... Manifested as the inability ... Nerve #Peripheral #Injury
Seesaw Nystagmus 

Sawtooth or seesaw nystagmus is an unusual but characteristic type of nystagmus. Typically there
be pendulum or jerk ... The jerk form is ... concept suggests an injury
Watson's Test for Scapholunate Instability

1) The examiner places a thumb over the scaphoid tubercle, applying dorsal
for Scapholunate Instability ... Interpretation: A painful clunk ... #Scapholunate #Instability
Isolated Anterior Cruciate Ligament (ACL) Injury: Pathogenesis and clinical findings
 • Feeling a "pop"
 • Acute
Ligament (ACL) Injury ... deep in knee • Instability ... giving out" • Inability ... few weeks but instability ... AnteriorCruciateLigament #ACL #Injury