12 results
Primary Orthostatic Tremor

Primary ‘Shaky legs’ syndrome. High frequency oscillograph legs on standing. This video demonstrates closeup
‘Shaky legs’ syndrome ... High frequency oscillograph ... closeup look at the foot ... #Tremor #clinical ... #physicalexam #neurology
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
Anterior Medial Thigh ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... #differential #diagnosis ... #Neurology #Spine
Primary Orthostatic Tremor

Primary ‘Shaky legs’ syndrome. High frequency oscillograph legs on standing. Note the fluttering of
Primary Orthostatic ... ‘Shaky legs’ syndrome ... High frequency oscillograph ... #Tremor #clinical ... #physicalexam #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... : • Knee - L2 ... • Cauda Equina Syndrome ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Locked-in syndrome ... Anisocoria + Coma → high ... myoclonic movements, tremors ... #PhysicalExam #neurology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Summary Acute AIDP ... Guillain-Barre Clinical ... Decreased / Absent Reflexes ... : Due to nerve root ... #treatment #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... involved) - Tendon reflex ... in deep tendon reflexes ... #differential #diagnosis ... #neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... phlebotomy High ... lysis syndrome ... Food - Avoid in ... #nephrology
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
Diagnosis: MRI ... Patchy areas of high ... syndrome of HAD ... dysfunction like gait ... #Neurology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... phlebotomy High ... lysis syndrome ... Food - Avoid in ... #nephrology