21 results
Lachman test in ACL-deficient Knee

This patient has pathologic varus alignment across the knee and a chronic
ACL-deficient Knee ... HTO) to correct his ... #Injury #ACLTear ... Sports #Ortho #anterior ... cruciate #ligament #msk
Approach to Joint Pain - Diagnostic Framework

1) Chronicity
2) Inflammatory vs Non-Inflammatory
3) Number of Joints Involved

1) Chronicity:
Approach to Joint ... OA *Always do arthrocentesis ... - parvovirus, HIV ... #Joint #Pain #MSK ... approach #workup #differential
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
outside of the joint ... be a cause of anterior ... Differential diagnosis ... capsuloligamentous injury ... Radiology #diagnosis #msk
Ultrasound guided arthrocentesis (knee) with a resident.  Same principles apply for all ultrasound guided procedures.
arthrocentesis ... (knee) with a resident ... on the needle tip ... #Arthrocentesis ... #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
Spinal Cord Injury ... Acromioclavicular Joint ... Abdominal Reflex L2 Anterior ... Medial Thigh Hip ... 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 ... Fever/Chills/Joint ... bearing after injury ... injuries - Meniscal injury ... #diagnosis #msk
Suprapatellar Hematoma on POCUS
Before knee arthrocentesis, be sure fluid is inside joint. Hypoechoic suprapatellar lesion, partly
arthrocentesis, ... fluid is inside joint ... Hematoma #POCUS #ultrasound ... #clinical #msk ... #knee
Knee Effusion on POCUS

Subtle Knee effusion can be made more evident by milking the inferior joint
Knee Effusion on ... by milking the inferior ... joint space Dr ... Effusion #POCUS #ultrasound ... #clinical #Msk
Iliotibial Band Friction Syndrome - MSK Radiology
Imaging Findings:
 • The iliotibial band (ITB) is thickened with
Friction Syndrome - MSK ... anterolateral knee ... Differential diagnosis ... ligament complex injury ... Radiology #diagnosis #msk
Lachman Test for ACL Injury

The patient lies supine and with the knee in ~20-30 degrees of
Lachman Test for ACL Injury ... supine and with the knee ... degrees of flexion, hip ... Lachman #Test #ACL #Injury ... #physicalexam #msk