201 results
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
- Patient with knee ... of patella then ask ... the quadriceps muscle ... is produced in knee ... Patellofemoral #msk
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Normal (Negative ... Lachmans #test #ACL #Knee ... #Injury #Normal ... cruciate #ligament #msk
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
echotexture of normal ... Tendon: Normal ... infrapatellar bursa of the knee ... MUSCULOSKELETAL #MSK ... #POCUS #Atlas #
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
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 ... distal to the knee ... - Synovium - Oral ... #Effusions #causes ... differential #diagnosis #msk
Achilles Tendon Rupture in Slow Motion

Caused by high speed knee extension with ankle dorsiflexion.

Dr. Boris Gojanovic
Slow Motion Caused ... by high speed knee ... #PhysicalExam #msk
Baker's Cyst on POCUS
Very unusual ,6 years boy with a Baker cyst !!! No flow and
Baker's Cyst on POCUS ... connected to the knee ... #Bakers #Cyst #POCUS ... #clinical #knee ... #ultrasound #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
Innervation of Muscles ... Gluteal Nerve Knee ... Tibial Nerve Knee ... #MuscleGroups #MSK
Marcus Gunn Phenomenon - Jaw Winking Syndrome

Jaw-winking syndrome is thought to be caused by abnormal innervation
thought to be caused ... by abnormal innervation ... of the levator muscle ... Most cases are congenital
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
URT inflammation causes ... arrhythmias, seizures; muscle ... Virus -> Fecal-oral ... causing MN death -> Muscle ... genital warts, abnormal