11 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
bladder and rectal reflex ... #Syndromes #diagnosis ... pathophysiology #signs ... symptoms #msk #orthopedics ... #neurology
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
means upper motor ... neuron injury. ... The Hoffmann's reflex ... clinical #video #neurology ... #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Examine for signs ... caseyalbin #PhysicalExam ... #neurology #comatose ... #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
Spinal Cord Injury ... Spinal Root Sensory Motor ... Respiration None C5 Radial ... #differential #diagnosis ... #Neurology #Spine
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
normal plantar reflex ... as a Babinski sign ... with an upper motor ... #PhysicalExam ... #Diagnosis #Neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
(finger flexor reflex ... indicating cervical injury ... #hand #video #physicalexam ... #msk #orthopedics ... #neurology #sports
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Radial Nerve Anatomy and Function
The Radial nerve is the nerve of elbow, wrist and digital extension.
The first motor ... nerve injury ... nerve injury ... Nerve #Anatomy #diagnosis ... #neurology #orthopedics
Hoffmann's sign was originally described as follows: the test is performed by supporting the patient's hand
Hoffmann's sign ... indicative of injury ... level of the upper motor ... #PhysicalExam ... #Neurology #Reflex
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
It is a clear sign ... the pupillary reflex ... very sensitive diagnostic ... afferent pathway injury ... Pupillary #Defect #Neurology