15 results
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... Can begin in arms ... Decreased / Absent Reflexes ... : Arms or legs ... management #treatment #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... aracteristic "claw hand ... Myotomes #diagnosis #neurology ... sensory #motor #arm ... #physicalexam
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... damage to peroneal nerve ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
The median nerve ... the hand. 3) Now ... Positive #Abnormal #clinical ... #video #neurology ... #PhysicalExam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... Syringomyelia • Spinal AVM ... cord • Guillain-Barre ... region (S2-S4 dermatomes ... diagnosis #causes #neurology
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
Guillain-Barré Syndrome ... transplantation CLINICAL ... depressed deep tendon reflexes ... #Syndrome #diagnosis ... #management #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
The nerves involved ... are trigeminal and ... #PhysicalExam # ... clinical #video ... #neurology
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Clinical Findings ... Femoral Cutaneous Nerve ... rarely follow dermatomal ... gait, strength, reflexes ... MeralgiaParesthetica #MSK
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
• Locked-in syndrome ... threat Cranial Nerves ... • Vestibulo-ocular ... caseyalbin #PhysicalExam ... #neurology #comatose
Myoedema in Hypothyroidism on Physical Exam

Hypothyroidism is a clinical syndrome resulting from the production, secretion or
syndrome resulting ... There are several ... abolished tendon reflexes ... Hypothyroidism #PhysicalExam ... #neurology #endocrinology