53 results
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 ... #PhysicalExam # ... Injury #MSK #clinical
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
Knee Examination ... Right Knee - Examination ... #Diagnosis #Sports ... #Knee #PhysicalExam ... #Drawer #Test #msk
Myasthenia Gravis
Signs, Symptoms and Testing - Likelihood Ratios
Does this patient have myasthenia gravis?
JAMA. 2005 Apr 20;293(15):1906-14.
Myasthenia Gravis ... have myasthenia gravis ... pubmed/15840866 - Food ... eye movements #Diagnosis ... LikelihoodRatios #PhysicalExam
Ice-pack Test for Myasthenia Gravis - Likelihood Ratio (LR) +24 / -0.16
Ice pack's can be used
for Myasthenia Gravis ... Test #Myasthenia #Gravis ... #physicalexam # ... neurology #diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
Reflexes: • Knee ... over dorsum of foot ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory ... #motor #leg #physicalexam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
- Differential Diagnosis ... Framework Knee ... Ravi Singh @rav7ks ... #differential #diagnosis ... #msk #physicalexam
Pivot Shift test for Knee Instability

The patient lies supine while the examiner grasps the leg by
while the examiner grasps ... the leg by the foot ... axial load to the foot ... clinical #video #PhysicalExam ... #Orthopedics #msk
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
Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK ... #Orthopedics #Neurology ... #Diagnosis
Diagram of different types of bone tumors that can occur around the knee on XRay -
occur around the knee ... flame/blade of grass ... @docskalski #Knee ... #Bone #Tumors #Diagnosis ... Radiology #XRay #msk
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 ... Femoral Condyle Knee ... Ankle Dorsiflexion Knee ... #differential #diagnosis ... #Neurology #Spine