63 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 ... L3 Medial Femoral ... #SpinalCord #Injury ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... spinal artery injury ... bladder and rectal reflex ... Syndromes #diagnosis #pathophysiology ... #orthopedics #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
• Mexion - C8 (median ... opp - C8, T1 (median ... ) Reflexes: ... spared in this injury ... Myotomes #diagnosis #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 ... Hoffmanns #Sign #Reflex ... Positive #Abnormal #clinical ... #video #neurology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... : • Severe injury ... Awareness • Injury ... #PhysicalExam #neurology
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Acute spinal cord injury ... in spinal cord injury ... Testing #Causes #differential ... diagnosis #table #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... the orbicular reflex ... upper lip in the median ... #PhysicalExam #clinical ... #video #neurology
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Nerve palsy • Medial ... Fasciculus (MLF) Iniury ... ophthalmology #neurology ... #differential #
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... the patient to relax ... Hoffmanns #Sign #Reflex ... Positive #Abnormal #clinical ... #video #neurology
Oppenheim's Sign on Physical Exam

There are some alternative maneuvers to search for the classic Babinski sign,
indicator of pyramidal injury ... Oppenheims #Sign #Reflex ... #Neurology #clinical