139 results
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
or brainstem Motor ... response (tests motor ... Verbal response • Motor ... Eye response • Motor ... Casey Albin MD @
Causes of Peripheral Weakness - With and Without Sensory Changes - Differential Diagnosis Algorithm
With Sensory Changes:
Causes of Peripheral ... Differential Diagnosis Algorithm ... Objective Weakness • Motor ... Neuron and Motor ... #Causes
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Differential Diagnosis Algorithm ... Neuron and Motor ... Differential #Diagnosis #Algorithm ... #Causes
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
sign means upper motor ... The Hoffmann's reflex ... Hoffmanns #Sign #Reflex ... Positive #Abnormal #clinical
Causes of Non-Fluent Aphasia - Differential Diagnosis Algorithm
Non-Fluent - Agrammatic, hesitant, but substantive communication
Impaired Repetition
 •
Causes of Non-Fluent ... Differential Diagnosis Algorithm ... Transcortical Motor ... Differential #Diagnosis #Algorithm ... #Causes
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... the orbicular reflex ... #PhysicalExam #clinical
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
and Myotomes Motor ... , T1 (median) Reflexes ... Erb's Palsy is caused ... Dislocation - May cause ... neurology #sensory #motor
Upper Motor Neuron (UMN) lesions are lesions occurring anywhere in the CNS from the brain up
neurotransmitter cause ... syndromes are clinically ... very different clinical ... This lesion causes ... positive Babinski reflex
Causes of Primary Epileptic Seizures - Differential Diagnosis Algorithm
Focal - Non-Dyscognitive - Features of
 • Aura
Causes of Primary ... Differential Diagnosis Algorithm ... of • Aura • Motor ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Aphasia - Differential Diagnosis Algorithm
Fluent - Grammatically correct, but nonsensical, tangential. Phonemic & semantic
Causes of Aphasia ... Differential Diagnosis Algorithm ... Transcortical Motor ... Differential #Diagnosis #Algorithm ... #Causes