21 results
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 ... adduction of the thumb on ... #Reflex #Positive ... clinical #video #neurology
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
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's sign ... reflex) Flexion ... indicating cervical injury ... physicalexam #msk #orthopedics ... #neurology #sports
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 was originally described as follows: the test is performed by supporting the patient's hand
The middle finger ... clicking must be done ... indicative of injury ... PhysicalExam #Neurology ... #Reflex
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
One-and-a-half ... Syndrome • Cavernous ... #Localization #ophthalmology ... #neurology #differential ... #diagnosis #ocular
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... Awareness • Injury ... • Examine for signs ... #PhysicalExam #neurology
All About Horner's Syndrome

Horner's syndrome, known as 
"oculosympathetic paresis" by people 
who don't have friends, is
Horner's syndrome ... caused by an injury ... they didn't sweat on ... #Overview #Ophthalmology ... #Diagnosis #Neurology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Acute Kidney Injury ... and Differential Diagnosis ... investigations depending on ... clinical context and signs ... Acute #Kidney #Injury
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