135 results
Cardiac Myocyte Contractile cycle
 - Ca2+ binds to TnC → TnI is inhibited → conformational change
Cardiac Myocyte Contractile ... Cardiology #Myocyte #Contractile ... #Cycle #Contraction
Left atrial appendage contraction on Echocardiogram

Ivan Stankovic, MD, PhD @Ivan_Echocardio

#LAA #Left #atrial #appendage #contraction #Echocardiogram #clinical
atrial appendage contraction ... atrial #appendage #contraction
Landolfi’s Sign on Physical Exam

A 73-year-old man presented with shortness of breath. On ocular exam, pupil
pupil dilation and constriction ... refers to systolic contraction
Cardiac Cycle - Pathophysiology
 - Atrial Contraction
 - Isovolumetric Contraction
 - Rapid Ventricular Ejection
 - Slow
Pathophysiology - Atrial Contraction ... Isovolumetric Contraction
Postpartum Hemorrhage - Differential Diagnosis, Examination and Management

Uterotonic Medications (after delivery of the placenta):
 • Oxytocin
causes uterine contraction ... causes uterine contraction ... induces uterine contraction ... induces uterine contraction
Contraception and CKD
Preferred Contraception in kidney disease: Intrauterine devices and progesterone only methods
Avoid combined progesterone/estrogen pills

#Contraception
Contraception and ... CKD Preferred Contraception ... estrogen pills #Contraception
The cardiac cycle describes each heart beat, incorporating relaxation and contraction. Phase one describes diastole and
relaxation and contraction ... the atria end up contracting
Right Ventricular Structure and Function

- Almost 75 % of the RV systolic function is dependent in
IVS position and contractile ... LV - The RV contraction
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
symmetrically IMPAIRED CONSTRICTION ... opthalmoplegia, Constriction ... Postganglionic - Constriction ... Junction - No constriction
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
due to atrial contraction ... isovolumetric contraction