HEART FAILURE Flashcards
(41 cards)
What happen to the cardiac output and demand of heart failure
👇🏻cardiac output
☝🏻️demand from the body
What are the sign and symptoms in the right sided heart failure
Peripheral edema
Neck vein engorgement
Hepatomegaly
What happen in the left side HF
Pulmonary edema
What are the other sign and symptoms
Orthopenia
Dyspnea on exertion
Paroxymal nocturnal dysypnea
Third heart sound
Cardiomegaly
Heart failure is…
Pump/mechanical failure
Inability of the heart to contract
What are the NYHA functional classes
Class 1,2,3,4
What is the meaning of class 1 NYHA
Dyspnea on greater than ordinary activities
What is the meaning of class 2 NYHA
Dyspnea on ordinary activities
What is the meaning of class 3 NYHA
Dyspnea on less than ordinary activities
What is the meaning of class 4 NYHA
Dyspnea at rest
What is dyspnea
Difficult respiration
Approach to mngt of HF
☝🏻️ strength of contraction
👇🏻cardiac workload
What drugs should be use to ☝🏻️the strength of contraction
Inotropics
👉🏻cardiac glycoside
👉🏻B1 agonist
👉🏻phosphodiesterase inhibitors
What drugs should be use to 👇🏻cardiac workloads
Unloaders 👉🏻ACEi ARBS 👉🏻Diuretics 👉🏻vasodilators 👉🏻Beta blockers 👉🏻BNP analogue
What is the meaning of orthopnea
Shortness of breath when supine
What is the MOA of cardiac glycoside
Inhibit Na/K ATPase Pump
What are the effects in Cardiac glycoside
(+) inotropism
(-) cronotropism
(-) dromotropism
What are the drugs in Inotropic agents Cardiac Glycoside
Digoxin (lanoxin)
Digitoxin
Do not give digoxin if…
👇🏻HR
Hypokalemia
Hypomagnesemia
Quinidine
HYPERcalcemia
What are the differences of digoxin in digitoxin in oral BA
Digoxin 👉🏻 70-75%
Digitoxin👉🏻 >90%
What are the differences of digoxin in digitoxin in serum t1/2
Digoxin👉🏻36-40hrs
Digitoxin 👉🏻168hrs
What are the differences of digoxin in digitoxin in protein binding
Digoxin👉🏻20-40%
Digitoxin 👉🏻>90%
What are the differences of digoxin in digitoxin in volume of distribution
Digoxin 👉🏻 6.3L/kg
Digitoxin 👉🏻 0.6L/kg
What are the differences of digoxin in digitoxin in elimination
Digoxin👉🏻 kidney
Digitoxin 👉🏻Liver