12 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 ... #Sign #Reflex # ... clinical #video #neurology ... #physicalexam
Positive Hoffmann's sign (finger flexor reflex)

Flexion and adduction of the thumb and flexion of the index
Positive Hoffmann's ... (finger flexor reflex ... indicating cervical injury ... #hand #video #physicalexam ... #orthopedics #neurology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
Hoffman's sign. ... this specific case ... The median nerve ... Positive #Abnormal ... #PhysicalExam
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 ... #motor #arm #physicalexam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... Awareness • Injury ... threat Cranial Nerves ... caseyalbin #PhysicalExam ... #diagnosis
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Management Summary Causes ... Myoglobinuria: UA positive ... + myoglobin AKI ... #treatment #nephrology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
the pupillary reflex ... very sensitive diagnostic ... regarding the cause ... afferent pathway injury ... Pupils #MacrusGunn #PhysicalExam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Commonly caused ... damage to peroneal nerve ... Dermatomes #Myotomes #diagnosis ... #motor #leg #physicalexam
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
irreversible muscle and nerve ... after an acute injury ... • Diagnosis: ... covering both gram positive ... of spinal cord injury
Lazarus Reflex on Physical Exam

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