22 results
Positive Hoffmann's sign (finger flexor reflex) in a patient with Multiple Sclerosis

The Hoffmann's reflex test itself
Positive Hoffmann's sign ... test itself involves ... #Positive #Abnormal ... #Clinical #Video ... #Signs #PhysicalExam
Hoffmann's Sign

Hoffman's sign means upper motor neuron injury.  The Hoffmann's reflex test itself involves loosely
The Hoffmann's reflex ... test itself involves ... #Abnormal #clinical ... #video #neurology ... #physicalexam
A normal plantar reflex response involves toe flexion, or even no movement. A positive test, also
A normal plantar ... reflex response ... A positive test, ... #PhysicalExam ... #Diagnosis #Neurology
Post-Traumatic Stress Disorder (PTSD)
Neurochemical abnormalities
 • Hyper-vigilance
 • Emotional hyper-arousal
 • Exaggerated startle reflex
 • Anxiety
Exaggerated startle reflex ... • Avoidance and ... BehavioralDisorder #Pathophysiology ... #diagnosis #symptoms ... #signs #psychiatry
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
and Symptoms ... • Decr tendon reflexes ... Radiculopathy #MSK #diagnosis ... #signs #symptoms ... #pathophysiology
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Mutism Pathophysiology ... • Examine for signs ... caseyalbin #PhysicalExam ... neurology #comatose #diagnosis
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
sensory • Before diagnosis ... gait, strength, reflexes ... Straight Leg Raise Test ... MeralgiaParesthetica #MSK #pathophysiology ... #signs #symptoms
Schizophrenia: Pathogenesis and Symptoms
Increased dopaminergic transmission in mesolimbic projection
-> Dopaminergic neurons here project into the limbic
emotions. -> Abnormal ... mood) -> Abnormal ... Schizophrenia #pathophysiology ... #diagnosis #symptoms ... #signs #psychiatry
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Areflexia (loss of normal ... leg reflexes) ... Syndrome #MSK #pathophysiology ... #diagnosis #symptoms ... #signs
Bipolar Disorder: Pathogenesis and Clinical Findings
 • Disruption of emotional homeostasis
 • Oscillation between mood states
Definite periods of normal ... MoodDisorders #Diagnosis ... #Pathophysiology ... #Signs #Symptoms ... #Psychiatry