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190 Cards in this Set

  • Front
  • Back
____________of its mass lays to the left of the body’s midline
2/3rds
__________is formed by the tip of the left ventricle, a lower chamber of the heart and rests on the diaphragm
Apex
______ of the heart is its posterior surface
The BASE
The largest portion of the heart is the _________
Left Atria
The four pulmonary veins open into_______
Left Atrium
__________ receives the inferior and superior vena cava
Right atrium
__________surrounds and protects it AND holds the heart in place
The Pericardium
WHat are the two parts of the pericardium
Fibrous and Serous
This is the tough inelastic and outer connective tissue (outer)
1. This prevents overstretching of the heart
2. Provides Protection
3. Anchors the heart in place
Fibrous Pericardium
___________ is the thinner, delicate and forms double layer around the heart
Serous Pericardium
What are the two layers of the Serous Pericardium?
Parital
Viseral
This is the outer layer of the Serous Pericardium and it fused to the fibrous pericardium
Partial Layer
This is the Inner later of the serous pericardium (aka epicardium) adheres tightly to the surface of the heart
Visercal Layer
lays Between the Parietal and Viseral Layers of the heart and reduces friction between the membranes as the heart moves
Pericardial Fluid
___________ is the space that contains the pericardial fluid
Pericardial Cavity
What are the 3 layers of the heart?
Epicardium (Viseral Layer)
Myocardium
Endocardium
This is the visceral layer of the serous pericardium)-
i. is the thin transparent outer layer of the wall
ii. it is composed of mesothelium and connective tissue
Epicardium
i. consists of cardiac muscle tissue
ii. constitutes the BULK of the heart.
iii. This tissue is only found in the heart and is specialized in structure and function
iv. Responsible for the pumping action of the heart
v. Cardiac muscle fibers are involuntary, striated, branched and the tissue is arranged in inter lacing bundles of fibers
Myocardium
i. Thin layer of simple squamous epithelium that lines the inside of the myocardium.
ii. Covers the valves of the heart and the tendons attached to the valves
iii. It is continuous with the epithelial lining of the large blood vessels
Endocardium
a. Superior Vena Cava-brings back blood mainly from parts of the body above the heart
b. Inferior Vena Cava-brings back blood mostly from parts of the body below the heart
c. Coronary Sinus-drains blood from most of the vessels supplying the wall of the heart
Veins that return blood to the heart
These are abnormalities in cardiac rhythm and conduction and they are differentiated by rate
Cardiac Arrhythmias
_____________ can be dangerous because they decrease cardiac output and in turn they decrease brain and myocardial profusion
Cardiac Arrhythmias
Cardiac Arrhythmias can be differentiated by rate explain this:
a. Tachy vs brady
b. QRS Duration can be wide or narrow
These can cause sudden cardiac death and can be asymptomatic or symptomatic
A. syncope
b. Dizziness
c. Palpatations
Cardiac Arrhythmias
__________ is the gold standard for cardiac arrhythmias
ECG
Definitive diagnosis for a cardiac arrhythmias is _______
Catheter Ablation
This Rhythm originates in the SA Node and follows appropriate conduction pathways. HR is 60-80 bpm
Normal Sinus Rhythm
This heart rate is slower than 60 bpm, this is due to increased vagal tone or normal pacemaker or organic disease of the sinus node
Sinus Bradycardia
This is < 45 bpm
and can cause:
weakness
syncope
confusion
Severe Bradycardia
This rate can increase with exercise or aministration of atropine
Bradycardia
If a patient presents with a heart rate of < 50 bpm, what do they have and how would you treat it?
1.Bradycardia
2. Start ACLS
3. Identify and treat the underlying causes of bradycardia
If the patient has bradycardia and you also notice four indicative s/s that make the patient unstable and are _________ how would you treat it?
Unstable patient would have s/s
1. Hypotension
2. Acute mental status change
3. Signs of Shock
4. Acute Heart Failure
Treat with Atropine 05mg bolus
Repeat q 3-5 mins
Max dose is 3mg
If you are treating bradycardia with medication because the patient is unstable and you have already administered Atropine and it did not work...what do you do next?
1. Prepare for transcutaneous pacing
2. Use Dopemine IV 2-10 mg/kg min
3. Use Epinephrine
2-10 MCG/min
1:10,000 solution
If a heart rate is faster than 100 bmp it is considered______
Tachycardia
This is caused by a RAPID impulse from the SA node, the rhythm is generally regular but may vary with changes in position
Sinus Tachycardia
___________ occurs with:
Fever
Dehydration
Stimulants
Infection
Alcohol Withdrawl
Tachycardia
If a patient with Tachycardia presents with Tachycardia but does not have:
Fever
Dehydration
Stimulants
Infection
Alcohol
What should you consider?
Consider starting ACLS Protocol
Paroxysmal Supraventricular Tachycardia means what
Paroxymal= sudden
Supreventricular= above the ventricles
__________ is the most common cardiac arrhythmia and it often occurs in patients without structural heart disease. The most common reason for this to happen is reentry
Paroxysmal Supraventricular Tachycardia
This usually has an ECG rate of 160-220 bmp heart rate of ABOVE 150 and has a regular rhythm. The P wave may be buried in the narrow QRS because the rate is so rapid
PSVT
This can be ASYMPTOMATIC but is frequently associated with:
Palpitations
Rapid Heart Rate
Mild Chest Pain
Shortness of breath
PSVT
This is the most common CHRONIC arrhythmia and the prevalence increases with age.
A Fib
With this Cardiac Arrhythmia multiple areas of the atrial myocardium are continuously discharging and the pattern is irregularly irregular
A fib
This Cardiac Arrhythmia is rarely life threatening unless the ventricular rate is rapid enough to cause
1. Hypotension
2. Myocardial Ischemia
3. Dysfunction
A-fib
This rhythm is irregularly irregular (R-R is irregular) and has an Atrial rate of 400/min presenting as fibrillation waves (wavy baseline)
Ventricular rate is around 170-180 bpm
AFIB
The ventricular rate is 170-180 bpm and the arial rate is approx. 400/min. What am I?
A-Fib
Up to 2/3 of patients experiencing their first episode of _______ will spontaneously revert to Sinus Rhythm within 24 hours
A-Fib
If a patient is stable with A-Fib and it is their first episode and it has been less than 24 hours how should you treat them?
Just monitor/IV/o2/No meds or pacing
The goal of treatment for A-fib should be to focus on _________
ventricular rate control
Patients with A-Fib >48 hours are at risk for _________
Cardioembolic events
If a patient has had A-Fib for >48 hours and are at risk for cardioembolic events how should you treat the patient?
These patients should not be cardioverted until anti coagulated * UNLESS they are unstable. Because they are at risk for an emboli
IF a patient is unstable and has A-Fib you should follow ACLS protocol and do what?
Prepare for cardioversion from 100-200J
If the patient is stable and has A-Fib the therapy is aimed at what?
Rate control and anti coagulation
If a patient is stable and has A-fib what medication do you not give underway?
Warfarin (Coumadin)
Embolitic event, rapid ventricular rate that could lead to myocardial dysfunction are all complication of what?
A-Fib
This is usually associated with heart disease or COPD
Atrial Flutter
This originates from a localized area in the atria and looks like saw tooth flutter waves on the ECG. The atrial rate is 250-350 bpm
Atrial Flutter
Commonly _________has a flutter wave of 4:1. 4 flutter waves per 1 QRS
Atrial flutter
Synchronized cardioversion of (25J-50J) is very effective in converting up to 90 % of patients
Atrial Flutter
Chemical cardioversion with Ibutilide 1-2mg IV is 50-70% successful within 60-90 minutes for ________
Atrial Flutter
Anticoagulation is not necessary for patients with A-flutter _______
< 48 hours
Embolitic event in chronic______ is the same as chronic atrial fibrillation
a-flutter
________ are due to impulses originating from the ventricles
PVC
______ are very common, even in patients without heart disease BUT occur most in patients with
1. Ischemic Disease
2. Post-MI
PVC's
Hypoxia
CHF
Digoxin Toxicity
Electrolyte abnormalities are the common causes of ______
PVC's
Patients with______ are at an increased risk of development of ventricular fibrillation, especially after AMI
PVC's
With this you would see a premature or WIDE QRS with a preceding P-wave
PVC
When you have a _____ the complications could be progression to V-tach or V-Fib
PVC
If this person is asymptomatic and has no organic heart disease, no treatment is necessary but you should send for med advice and if symptomatic MEDEVAC
PVC
This is 3 or more consecutive ventricular beats lasting < 30 seconds and terminating spontaneously
Non-Sustained V-tach
This type of ventricular tachycardia is there to stay and is continuous and severe
Sustained V-tach
This cardiac arrhythmia can be life threatening because it could lead to pulseless V-tach, V-Fib, rupture of ventricular wall, and death
V-Tach
With this cardiac arrhythemia you should check electrolytes because it can occur in patients with hypokalemia and hypomagnesemia
V-tach
With this cardiac Arrhythmia you should treat patients with Amioderone 150mg over 10 min DO NOT BOLUS, repeat as needed if it returns, then 1mg/min 6 hours maintenance
V-tach
With this rhythm you should R/O Dehydration and drug use
V-tach
Amioderone may cause cardioversion back to NSR with this rhythm
V-tach
This is totally disorganized depolarization of small areas of ventricular myocardium, no effective ventricular pumping, LIFE threatening
V-Fib
This is seen most commonly with severe ischemic disease
Ventricular Fibrillation
On this ECG you will find a zig zag pattern without P waves or QRS complexes and the protocol for treatment of this is ACLS for cardiac arrest
V-Fib
This is a generalized disease of the arteries leading to narrowing and occlusion
Atherosclerotic Disease
This disease puts you at risk for having:
Coronary Artery Diease
Peripheral Artery Disease
Stroke
Aortic Disection
Atherosclerotic Disease
This is the leading cause of death in the United States
CAD Coronary Artery Disease
Hypercholesterolemia and other lipid abnormalities provide important risk factors for this disease
CAD
Risk of getttng_____CAD increases with higher levels of low density lipoprotein (LDL) Cholesterol and decreases with higher levels of high density lipoprotein (HDL) cholesterol. It is also important to check blood gluclose
CAD
If a patient is diagnosed with CAD what advice should you give your patient?
Advice them on lifestyle changes and increase activity and exercise, low fat diet high in fruits and vegetables
If a patient is diagnosed with ______ you should treat them with anti hyperlipidemic agents such as Statins: Simvistatin (Zocor)
CAD
If medication and diet do not help with CAD what is the other option?
Surgery: Coronary artery Bypass grafting
Percutaneous Coronary Intervention (ballon angio plasty and coronary stenting)
This is a symptom of a systemic atherosclerosis process
Lower Extremity Occlusive Disease (atherosclerotic Peripheral Vascular Disease)
There is a high correlation with patients who smoke and patients with diabetes that have ________
Lower Extremity Occlusive Disease (atherosclerotic Peripheral Vascular Disease)
A patient would present with Claudication: cramping pain or tiredness in the thigh, calf, foot, with walking or exercise and is relieved by rest
Lower Extremity Occlusive Disease (atherosclerotic Peripheral Vascular Disease)
Patients with this are at a high risk for amputation if the pain is unrelieved with rest.
Lower Extremity Occlusive Disease (atherosclerotic Peripheral Vascular Disease)
If a patient presents with loss of hair, thinning and cool skin, atophy of muscles and diminished pulses they may have _________
Lower Extremity Occlusive Disease (atherosclerotic Peripheral Vascular Disease)
This is a acute occlusion due to emboli or thrombus
Acute Arterial Occlusion of a Limb
Atrial Fibrillation is the MOST common cause and it can also be caused by valvular heart disease
Acute Arterial Occlusion of a Limb
When you have this disease and it is not caused from atrial fibrillation, emboli are predominantly due to emboli from the proximal internal carotid artery
Occlusive Cerebral Vascular Disease
If a patient has Occlusive Cerebral Vascular Disease do not treat with ________
Vagal Maneuvers or carotid massage
_________ is classified based on ECG findings as ST-segment elevated MI (STEMI) or non-ST segment elevation (NSTEMI) along with cardiac biomarkers (CK-MB and troponins)
Acute myocardial Infarction
_________ represents tissues ischemia without infarction
NSTEMI
AMI or _______ results from an occlusive coronary thrombus at the site of preexisting arthrosclerotic plaque
ST-segment elevated MI
Less commonly a, infarction can occur from ________ coronary vasospasms, hypotension, or excessive metabolic demand
Coronary Vasospasm
In young individuals with no risk factors you should consider cocaine use if a patient presents with an infarction caused by _______
coronary vasospasm
The sum of total ST-Segment elevation is a good indicator of the extent of the infarction and risk of subsequent events for _______
ACS- Acute Coronary Syndrome
_______ covers the spectrum of unstable cardiac ischemia from unstable patients angina to acute myocardial infarction. It is caused by hypo-perfusion of cardiac tissue
ACS-Acute Coronary Syndrome
Elevated Cardiac Enzymes may indicate_________ it may take 4-12 hours to become elevated
MI
what should you do if a patient is is dyspneic, hypoxic, has signs of heart failure or O2 sat < 94%. Maintain 02 sats ≥ 94%
– Oxygen 4L/min
The goal of treatment is to prevent further cardiac damage, during ACS. What must you do to achieve this?
Monitor and support ABC's
Get vitals and O2 Sat
Cardiac Rhythm
IV Access
MONA-Oxygen, Aspirin, Nitroglycerin, Morphine
Do not give patients with ACS – Aspirin (Acetylsalicylic Acid) 160-325mg to chew if:
Contraindicated in patients with ASA allergy or GI bleed
the 3rd step in preventing further cardiac damage medication wise would be to administer what?
Nitroglycerin (Glyceryl Trinitrate) 1 sublingual tablet/spray q3-5 for ongoing symptoms. Max dose 3 tablets.
If a patient is suffering from ACS ______ is contraindicated if they have hypotension SBP<90, marked bradycardia (<50) or tachcardia
Nitroglycerin
You would administer ________ for chest discomfort unresponsive to sublingual nitroglycerin
Morphine 4-8 mg
If hypotension develops after the use of morphine with patients that have ACS you should administer what as your FIRST line of therapy?
Fluids
________ is common post MI
Cardiac Arrhythmias
Pain relief with ______ is significant because its a vasodialator and it will show you that your coronart arteries are blocked, this wont work if is completely blocked
Nitroglycerin
__________ is defined as circulatory insufficiency that creates an imbalance between tissue oxygen supply and demand resulting in global tissue hypoperfusion. This leads to hypoxia, acidosis and eventual end organ damage and failure.
Shock
This leads to hypoxia, acidosis and eventual end organ damage and failure.
Shock
• Hypovolemic
• Cardiogenic
• Distributive
• Obstructive
Categories of shock
Dobutamine a Beta Adrenergic agonist is 1st line choice for __________
Initial dose is 0.5-1mcg/kg/min titrate to effect
cardiogenic shock.
Distributive shock has three Categories, what are they?
Sepsis, Anaphalaxis, and Neurogenic
This type of shock is caused from an over whelming infection with a massive release of bacterial endotoxins causing inability to maintain perfusion
Sepsis (type of Distributive shock)
This is a severe systemic hypersensitivity reaction where there is a massive release of histamine and other vasoconstrictive substances causing vasodilation, and POTENTIAL AIRWAY COMPROMISE due to edema and bronchospasm
Anaphylaxis (type of distributive shock)
This is caused by a spinal cord injury resulting in loss of sympathetic stimulation, fluids are no help for this, massive vasodialation happens during a spinal cord injury
Neurogenic (type of distributive shock)
If a patient is experiencing anaphylaxis what is the main treatment?
ABCs, secure Airway
Epinephrine (epipen) 0.3 mg SC/IM repeat q 10-15 mins
Epipen delivers dose of 1:10,000 0.3mg
IV fluid LR or NS bolus
what are the 3 ancillary treatments for anaphylaxis?
Benedryl IV 50mg
Solumederol 125 mg IV
Zantac 50mg IV
This is broadly defined as inflammation of the heart muscle
Acute Myocarditis
With _________ one of the physical findings would be a pericardial friction rub
Acute Myocarditis
With this the ECG may show signs of pericarditis and you would see diffuse ST-segment elevations
Acute Myocarditis
With _________ Pericardial Friction run is the MOST COMMON sign, sounds like snow crunching or velcro
Acute Inflammatory Pericarditis
While using and EKG to diagnose Acute inflammatory Pericarditis you would see diffuse ST segments and the DDx will always be a heart attack
Acute Inflammatory Pericarditis
ECHO is the gold standard for Dx___________
Valvular Heart Disease
AMI/UA
PE
Pericardial Temponade
Esophageal Tamponade
Esophageal Rupture
Tension Pneumo/Pneumo
Aortic Dissection/Rupture
Acute Pneumonia
These are all what?
Big 7 life threating causes of chest pain
Costrochondritis, herpes zosterm and trauma are all considered non-emergent causes of __________
chest pain
Anxiety, depression, somatoform disorder are all considered non-emergent causes of __________
chest pain
esophageal reflux, pancreatitis, bilary choledocolithiasis, peptic ulcers are all considered non-emergent causes of __________
chest pain
Chest pain with exertion relived by rest is called______
Stable angina
If you patient is experiencing chest pain while resting you should consider it to be___________
Unstable Angina
if you patient presents with Chest pain behind left sternum described as squeezing, burning, pressing, or aching. Often characterized as a fist over the mid-chest with radiation to left shoulder or arm, back, neck or jaw. (pain and discomfort is much more severe with an MI)
Angina
Treat Angina with _________ because it is a potent vasodilator
Nitroglycerin 0.4mg SL q 5 mins max 3 doses
This is related to the presence of at least 1 of Virchows Triad
DVT
Venous Stasis
Hypercoaguable State
Injury to the vessel wall
Virchows Triad
If you have:
Recently traveled
Use recreational IV Drugs
older than 60
use birth control
obese
smoke
immobilized
or are on hyoercoaguable hormones then you are at risk for a __________
DVT
if you have unilateral leg swelling then you must rule out ________
DVT
IF you have s/s of DVT you must undergo __________
ultrasonography
The primary goal of treating________ is prevention of a PE
DVT
You would treat _______ with aggressive anticoagulation with Heparin 80 units/kg IV loading dose then initiate continuous infusion of 18mg/kg/hour
or use lovenox 1mg/kg SC q 12 hours
DVT
Complications from ______ are pulmonary embolism and death
DVT
this is __________Muffled heart sounds, Jugular venous distension, Hypotension unresponsive to fluid challenge
Becks triad
Complications of procedure to treat _______ include RV and coronary artery perforation. Dysrhythmias.
Pericardial Tamonade
When trying to diagnose ________Helical CT pulmonary angiography is the imaging study of choice. You can also do a CXR and an ultrasound
Pulmonary Embolism
The goal of treatment for ________ is to prevent further PE
PE
If you have S/S of DVT it is dx as a_________ until proven otherwise
PE
You would treat _______ with aggressive anticoagulation with Heparin 80 units/kg IV loading dose then initiate continuous infusion of 18mg/kg/hour
or use lovenox 1mg/kg SC q 12 hours
PE and DVT
This is the primary disease of the aging, 75% of cases are in people who are 65 or older
CHF
This heart issue can be right or left sided
Congestive Heart Failure
With ______ you would find Paroxymal Nocturnal Dyspnea (PND) as one of your physical findings
(PND- attacks of sever shortness of breath and coughing that generally occurs at night)
CHF
When diagnosing CHF ______ is the gold standard for diagnosis
ECG
If you saw a patient that had sudden severe chest pain that radiates through to the back, described as ripping or tearing pain your
DX and TX would be what?
Dx Aortic Dissection
CXR
CT scan
DDx Acute MI
PE
TX Goal is to lower b/p to SBP 100-120 until surgery
Pain control: Morphine Sulfate 4-8mg IV
Surgery is definitive therapy
What is the definite therapy or treatment for Aortic dissection?
Surgery
What is the treatment goal for aortic dissection?
Lower B/p SBP 100-120 until surgery
What is the pain control that you would use for a patient DX with an aortic dissection
Morphine 4-8 mg IV
this is a bacterial or fungal infection of the valvular or endocardial surface of the heart
Endocarditis
While examining a patient that has a fever, cough, back or flank pain and pain in the abdomen you notice petechiea on the palate, conjunctiva and beneth the finger nails. You also notice Spilinter hemmorragaes: red lineal streak under the nail plate and within the nail bed. You also observe that the patient has janeway lesions which were painless, erythematous lesion on palms or soles and while doing an eye exam you notice exudative lesions in the retnia which normally only occurs inn 25% of patients. While during the heart exam you note a new heart murmur?
What is the DX?
What is the Tx?
Dx: Endocarditis
Tx: Unasyn and nafcillin and gentamicin

or you can use vancomycin 1gm IV q 12 plus ceftriaxone 2 gm IV qd
________ is the term applied to 95% of hypertensive patients when know single cause can be identified, it is a mix of genetic and environmental factors. Onset between 25-55 years of age. This is made worse by excessive alcohol, smoking and obesity
Essential Hyertension
_________ has an identifiable cause, this is suspected in patients with HTN at an early age or when the first symptoms appear after age 50
Secondary Hypertension
a Patient that presents with a blood pressure of <120/80 would be considered to have _______
Normal B/P
a Patient that presents with a blood pressure of 120/139 - 80/89 would be considered to have _______
Pre-hypertension
a Patient that presents with a blood pressure of SBP140-159/DBP 90-99 would be considered to have _______
Stage 1 hypertension
a Patient that presents with a blood pressure of SBP >160 and a DBP of > 100 would be considered to have _______
Stage 2 hypertension
A patient presents with renal disease, renal artery stenosis and is pregnant. This person will most likely have what abnormality in their vital signs?
High blood pressure
If a patient has pheochromocytoma, crushing syndrome and hyperthyroidism then this person will most likely have what abnormality in their vital signs?
High blood pressure
Patients using drugs or taking certain drugs and estrogen may be_______
hypertensive
________hypertension is usually asymptomatic
Essential
Blood pressure must be elevated on > 3 separate occasions and measured on separate days in order to be considered as this
hypertension
If a patient has hypertension what medication should you put them on in order to treat it? This is the first line.
HCTZ Hydrochorothiazide 12.5-25mg PO daily
A hypertensive urgency is blood pressure that must be reduced within a few hours, where as _________ requires a substantial reduction in blood pressure within 1 hour to prevent serious morbidity or death
Hypertensive Emergency
This blood pressure is usually strikingly elevated with the DBP > 130 mmHG but correlation between pressure and end organ damage is poor
Hypertensive emergency
If patient present with a SBP of 220 and diastolic BP of 130 what is happening with this patient?
220/130
Patient is having a hypertensive emergency
The complications of end organ damage due to a hypertensive emergency would damage what organs?
Kidney, brain, heart, retina
Use _______ to reduce hypertensive urgency DBP ,110 over 24 hours. If the patient is already on an antihypertensive agent, reinitiate that hypertensive agent
PO medications
For ______ you would not use PO meds, you would use IV medication such a Labetolol 20mg IV and start Metroprolol 25-50mg PO BID
Hypertensive Emergency
This is blunt trauma to the chest causing a myocardial contusion and necrosis, commonly caused by high speed MVA and the steering wheel in MVA's
Cardiac Contusion
This is commonly asymptomatic except for chest wall pain, sometimes you may find anterior chest injuries such as broken ribs and a chest wall contusion. Tachycardia is disproportionate to the degree of trauma. What is the DX?
Cardiac Contusion
This is a sudden transient loss of consciousness associated with inability to maintain postural tone
Cardiac Syncope
The most common causes are vasovagal reflex from pain or fear and uncompensated drop in cardiac output when assuming upright posture
Cardiac Syncope
_________ is divided into structural cardiopulmonary lesion vs dysrhythmias
Cardiac Syncope
__________ cardiac syncope can be caused by valvular issues, hypertropic cardiomyopathy, AMI and PE
Structural
Dysrhythmias that cause ________would be
bradycardia, AV block, V-tach, A-Fib and PSVT, this would indicate an electrical problem
cardiac syncope
When a patient goes into cardio pulmonary arrest one of the very first things that you should do is_______
Maintain airway patency
If a patient is in PEA or asystole what treatment should you render?
CPR for 2 mins
IV access
Epi 1 mg q3-5mins
Rhythm NOT shockable
CPR for 2 mins
Epi 1 mg q3-5mins
Repeat
For a patient with _______ reduce B/P by 25% within 2 hours then 160/100 in 2-6 hours
Hypertensive Emergency
If a patient presents with a new onset heart murmur and a fever then it is _____ until proven otherwise
Endocarditis