114 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
Injury by Nerve Root ... Levels Spinal Root ... Sensory Motor Reflex ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee
Posteromedial Instability on Knee Exam
This is what a knee with posteromedial instability looks like. Notice the
Instability on Knee ... This is what a knee ... drawer test w/the foot ... #Instability #Knee ... PhysicalExam #Injury #MSK
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
• Decr tendon reflexes ... cervical nerve root ... Straight leg raise + foot ... on lumbar nerve root ... Radiculopathy #MSK
 The following #reflexes are routinely tested, and the response elicited is graded from zero to
bedridden, the knees ... having the patient kneel ... the sole of the foot ... the ball of the foot ... portion of the foot
Normal (Negative) Babinski / Plantar Reflex

The plantar reflex is a reflex elicited when the sole of
Babinski / Plantar Reflex ... The plantar reflex ... is a reflex elicited ... the sole of the foot ... causes a downward
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... : • Knee - L2 ... Peroneal Neuropathy - Foot ... over dorsum of foot ... Commonly caused
Positive Lachman test in ACL Injury

Here is an exam of a patient under anesthesia with an
looseness of the knee ... That causes the ... knee to buckle during ... Lachmans #test #ACL #Knee ... cruciate #ligament #msk
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this specific case ... and the spinal root ... middle finger. 2) Ask ... the patient to relax ... Hoffmanns #Sign #Reflex
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... Diagnosis Framework Knee ... distal to the knee ... #Effusions #causes ... differential #diagnosis #msk
Brudzinski’s Sign in Meningitis (first described in 19th century by Dr. Josef Brudzinski)

Brudzinski's sign is characterized
flexion of the knees ... Passive neck flexion causes ... pathophysiology for the hip/knee ... is that hip and knee ... an involuntary reflex