12 results
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... bladder and rectal reflex ... #Syndromes #diagnosis ... pathophysiology #signs ... #orthopedics #neurology
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 ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... accompanied by a clonus ... #Reflex #Positive ... #Abnormal #clinical ... #video #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... for presence of clonus ... • Examine for signs ... #PhysicalExam #neurology
Wrist Clonus on Physical Exam

Clonus is a reflex muscle contraction produced by a sudden extension of
Wrist Clonus on ... is a reflex muscle ... when you have an injury ... #Clinical #Video ... #Neurology
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's ... indicating cervical injury ... #clinical #hand ... #video #physicalexam ... #orthopedics #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... "waiter's tip" position ... spared in this injury ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... in deep tendon reflexes ... are spared Conus ... #differential #diagnosis ... #neurology
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 ... #Clinical #Video
Lazarus Reflex on Physical Exam

The Lazarus sign is a reflex movement observed in brain-dead or brainstem
The Lazarus sign ... resembling the position ... after brain death diagnosis ... #PhysicalExam #clinical ... #video #neurology