40 results
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
Spinal Cord Injury ... Nerve Root Levels Spinal ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... NerveRoots #Levels #differential
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential ... Seronegative Reactive Syndrome ... - Aneurysmal bone ... Effusions #causes #differential ... diagnosis #msk #physicalexam
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... (CES) is usually ... constipation Differential ... decreased rectal tone ... #differential #
Vertebral Body Abnormalities

A sheet of common (and uncommon) vertebral body findings, because a completely “normal” spine
completely “normal” spine ... Vertebra Hurler Syndrome ... Morquio Syndrome ... Sclerotic Mets Bone ... Vertebrae #diseases #differential
Thomas' Test for Hip Flexure Contracture

Thomas' Test assesses for hip flexure contracture.
One hip is maximally flexed
One hip is maximally ... flattening the lumbar spine ... flexes at the knee ... #Contracture #PhysicalExam
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
MLF) Iniury • One-and-a-half ... Syndrome • Cavernous ... ophthalmology #neurology #differential ... #diagnosis #ocular
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
SAPHO Syndrome Summary ... SAPHO syndrome is ... skeleton-sacroiliac joint and spine ... sites such as the collar ... #SAPHO #Syndrome
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... • Cauda Equina Syndrome ... compression • Spinal ... - Narrowing of spinal ... sensory #motor #leg #physicalexam
Eyelid Laxity in Unilateral Floppy Eyelid Syndrome (FES)

This patient presented with keratitis secondary to unilateral Floppy
Floppy Eyelid Syndrome ... (FES) This patient ... Eyelid #Laxity #FES ... clinical #video #physicalexam ... ophthalmology #ocular
Bone Deformity / Limp - Differential Diagnosis Algorithm 
Infection
 • Septic Arthritis
 • Cortical Hypertrophy
 •
Bone Deformity / ... Limp - Differential ... Legg-Calve-Perthes Disease Knee ... Patellofemoral Syndrome ... • Dwarfism #Bone