32 results
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
for Crises in Anaesthesia ... Phaeochromocytoma Neurologic ... for crises in anaesthesia ... #Hyperthermia #Differential ... Anesthesiology #Anesthesia
Mechanisms of Pain
Mixed - Nociceptive/Neuropathic
Nociceptive - Tissue Damage
 - Visceral - (From organ/cavity lining) Poorly localized,
• Complex regional ... Pain #Mechanisms #Neurology ... #Differential #
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
• S - Saddle anesthesia ... constipation Differential ... in the perianal region ... Equina #syndrome #differential ... diagnosis #causes #neurology
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
saddle (perineal) anesthesia ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Migraine with Aura
Diagnostic Criteria (ICHD-3):
A) At least 2 attacks fulfilling criteria B and C:
B) One or
Weakness • Retinal ... Pins & needles, Paresthesia ... diagnosis #criteria #neurology
Peripheral Edema - Differential Diagnosis Framework for Lower Extremity Edema

Edema occurs when any of the following
Peripheral Edema - Differential ... Syndrome • Complex regional ... Peripheral #Edema #differential ... Lower #Extremity #PhysicalExam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Young females Differential ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
regimental badge" anesthesia ... Myotomes #diagnosis #neurology ... sensory #motor #arm #physicalexam
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
S3/S4 Perianal Region ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Emergencies - Differential ... of breath • Neurologic ... Sausage-like" hemorrhagic retinal ... emergencies #oncology #differential