13 results
Mytomes - Segmental Innervation of Muscles
Shoulder	Abduction	C5	Axillary Nerve
Shoulder	Adduction	C6-C8	Thoracodorsal Nerve
Elbow	Flexion	C5	Musculocutaneous Nerve
Elbow	Extension	C7	Radial Nerve
Wrist	Extension	C6	Radial Nerve
Fingers	Flexion	C8	Median Nerve
Fingers	Abduction	T1	Ulnar Nerve
Hip	Flexion	L2	Nerve to Psoas
Hip	Extension	S1	Inferior Gluteal
Hip Flexion L2 ... Knee Flexion L5 ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... , HIV serology, ... • Interstitial nephritis ... #Injury #AKI #Workup ... #Diagnosis #nephrology
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 ... cord infarct • HIV ... • Provocative Tests ... absent anal wink test ... diagnosis #causes #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
Cord Injury by Nerve ... Anterior Medial Thigh Hip ... Femoral Condyle Knee ... NerveRoots #Levels #differential ... #diagnosis #Neurology
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... tympanic membrane • Neurologic ... Noise trauma ○ MS ... zoster virus ○ HIV
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
C3, C4 - Test for ... antibody, and HIV ... glomerular #testing #workup ... glomerulonephritis #nephrotic ... #nephritic #nephrology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... parainfluenza, Coxsackie, HIV ... dystrophies Work ... #Weakness #Differential ... #Diagnosis #neurology
Recommended initial testing for patients being evaluated for glomerular disease
1) 24-hour urine collection - Quantify proteinuria.
. 5) C3, C4 - Test ... antibody, and HIV ... glomerular #disease #workup ... initial #testing #nephrology ... #nephrotic #nephritis
Approach to Joint Pain

History:
Is the pain from:
	• Joint
	• Adjacent bursa
	• Tendon
	• Ligament
	• Bone
	• Muscle
	• Referred from
visceral organ or nerve ... e.g., congenital hip ... #Joint #Pain #MSK ... rheumatology #approach #workup ... #differential #
Guillain-Barré Syndrome (GBS)
Acute autoimmune demyelinating polyradiculoneuropathy that presents with rapidly progressive flaccid weakness
Epidemiology:
 • Incidence: 1
with peripheral nerve ... immunodeficiency virus (HIV ... and sensitive tests ... roots and cauda ... diagnosis #management #neurology