13 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Pronation - C7, C8 Wrist ... , C8 (radial) Finger ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #arm #physicalexam
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
lancinating - Peripheral ... regional pain syndrome ... Pain #Mechanisms #Neurology ... #Differential #Diagnosis ... #Algorithm #Causes
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT2)

To assess for Median Nerve Peripheral Neuropathy

Elbow extension →
forearm supination → wrist ... dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... is usually caused ... the underlying cause ... demyelination syndrome ... administered (through a peripheral
Median Nerve Tension Test (Upper-Limb Neurodynamic Tests, ULNT1)

To assess for Median Nerve Peripheral Neuropathy

Shoulder abduction →
forearm supination → wrist ... dorsiflexion/finger ... clinical #video #physicalexam ... #sports #msk #orthopedics ... #neurology #ULNT
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Epidemiology: • 1-2 cases ... • Weakness: Starts ... /constipation, hyponatremia ... Guillain-Barre Diagnosis ... #treatment #neurology
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
- Differential Diagnosis ... of breath • Neurologic ... deficits (peripheral ... coma SIADH: • Hyponatremia ... #differential #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... vertigo (BPPV) - Short-lived ... (Wallenberg's syndrome ... Syndrome usually ... #differential #diagnosis
Nail Pathologies - Findings in or Near Nails

Paronychia 

A superficial infection of the proximal and lateral
Systemic causes ... hyperthyroidism, peripheral ... seen in Reiter's syndrome ... Abnormal #Pathology #Diagnosis ... Clinical #Signs #PhysicalExam
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
- Differential Diagnosis ... Management Summary Causes ... Hyperuricemia • Hyponatremia ... fluid/Lactated ringers ... #Management #causes