86 results
Central Nervous System Pharmacology - Somatic and Autonomic Receptors
Somatic
 • Rocuronium -> Non-depolarizing (reversible competitive inhibitors)
the levels of Ach ... and Digest” - Ach ... Nicotinic Receptor -> Ach ... Fight or Flight” - Ach ... Adrenal Medulla - Ach
Positive J-Sign - Maltracking Patella on Knee Physical Exam

The J sign correlates with poor patellar tracking
Positive J-Sign ... Exam The J sign ... #J #Sign #Knee ... Patella #clinical #video ... #msk #orthopedics
Lelli's Test (Lever Sign) for ACL Injury

A fist is placed under the proximal 3rd of the
Lelli's Test (Lever Sign ... #Test #Lever #Sign ... #ACL #Injury #acl ... ligament #clinical #video ... physicalexam #sports #msk
Drugs associated with worsening of Myasthenia Gravis (MG):
•	D-penicillamine 
•	Botulinum toxin.
•	Telithromycin
•	Fluoroquinolones 
•	Quinine
•	Magnesium
•	Macrolide antibiotics 
•	Corticosteroids (may cause transient
of generalized AChR-MG ... Patients with MuSK-MG ... muscle-specificreceptortyrosinekinase #AChR ... #MuSK #VC #NIF
Normal (Negative) Lachman Test for ACL Injury

Andrew Dold, MD @dr.dold.md

#Lachmans #test #ACL #Knee #Injury #Normal #Negative
Lachman Test for ACL ... Lachmans #test #ACL ... Negative #clinical #video ... cruciate #ligament #msk
Sulcus Sign on Shoulder Exam

Positive sulcus sign in a shoulder with multidirectional instability.

Downward force applied at
Sulcus Sign on Shoulder ... Positive sulcus sign ... iamDrHamilton #Sulcus #Sign ... PhysicalExam #clinical #video ... #msk #orthopedics
Anterior Cruciate Ligament Injury seen with positive Anterior Drawer Test

#Anterior #Cruciate #Ligament #ACL #Injury #Drawer #Test
Cruciate #Ligament #ACL ... physicalexam #clinical #video ... #msk
Clarke's Test (Patellar Grind Test)

Indicates Patellofemoral dysfunction.
 - Patient with knee in extension. Push posterior on
of patella then ask ... - Positive sign ... Grind #clinical #video ... Patellofemoral #msk
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
Ab to AChR blocks ... test - Cogan sign ... - Peek sign ... Labs: - AchR antibodies ... immunologic assay - MuSK
Anterior Interosseous Peripheral Nerve Injury 

Manifested as the inability to make the OK sign.

by Dr. Boby
to make the OK sign ... Peripheral #Injury #OK #Sign ... OKSign #clinical #video ... #physicalexam #msk