27 results
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 ... Finger Flexion ... #SpinalCord #Injury ... #differential #diagnosis ... #Neurology #Spine
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
upper motor neuron injury ... The Hoffmann's reflex ... holding the middle finger ... Positive #Abnormal #clinical ... #video #neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
flexor reflex) ... indicating cervical injury ... #clinical #hand ... physicalexam #msk #orthopedics ... #neurology #sports
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... bladder and rectal reflex ... #Syndromes #diagnosis ... symptoms #msk #orthopedics ... #neurology
Mallet Finger
Absence of a fracture does NOT exclude Mallet finger, the extension function of the DIP
joint needs to be clinically ... : Hyperflexion injury ... Discharge with orthpedic ... Radiology #XRay #Diagnosis ... Management #Hand #Orthopedics
Hoffmann's sign was originally described as follows: the test is performed by supporting the patient's hand
The middle finger ... indicative of injury ... #Clinical #Video ... PhysicalExam #Neurology ... #Reflex
Ulnar Nerve Anatomy and Function
The Ulnar nerve is the nerve of hand power and control. It
half of the ring finger ... lumbricles of these fingers ... When clinically ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, C8 (radial) Finger ... , T1 (median) Reflexes ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... very sensitive diagnostic ... afferent pathway injury ... Pupillary #Defect #Neurology ... #Clinical #Video
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... diffuse light reflex ... lesions in the inner ... pathophysiology #ophthalmology ... #diagnosis #signs