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Cardiopulmonary Final Review Cardiac Exam Symptom descriptors – angina, SoB, night dyspnea, orthopnea, link to exertion, palpitation, syncope/dizzy, sweating Dyspnea scale – 1+ PT can’t notice, 2+ PT notices, 3+ moderate but pt continues, 4+ pt can’t continue Angina scale – 1+ not noticeable, 2+ bothersome, 3+ very uncomfortable, 4+ worst pain ever Observation Posture, thoracic deformity, accessory muscles Affect Skin color, clubbing, edema, incisions, JVD RR, breathing pattern, cough Gait speed, rest requirements Palpation Pulses (0 absent, 1+ weak, 2+ norm, 3+ increased, 4+ bounding) & PMI Skin temp & diaphoresis Pitting edema grading – 1+ barely, 2+ rebound <15sec, 3+ rebound 15-30sec, 4+ rebound >30sec Sternal points (sternal, aortic, pulmonic, Rvent, Lvent, epigastric) Vitals – temp, HR (60-100 norm), RR(~12-16 norm), BP(< 120/80 norm, 140-159/90-99 HTN I), pain Auscultation Heart sounds Aortic – R 2nd space … Pulmonary – L 2nd space Tricuspid – L 4th space … Mitral – at PMI point S4 (late diastole, HTN / cardiomyopathy), S1 (lub, AV valve close at start of systole), S2 (dub, semilunar valve close at end of systole), S3 (early diastole, vent fail / tachy♥, MR) Adventitious – murmur, click, snap Differentiate CP and associated symptoms Cardiac symptoms – Central cyanosis, night dyspnea, palpitation, UE / jaw pain, unusual sweating, syncope Pulmonary symptoms – Peripheral cyanosis, stridor, wheezing, activity limitation Worse: deep breath, trunk / pleural stretch Better: quadruped, lean forward, hold breath Bi-system symptoms – dyspnea/orthopnea, cough, chest pain, peripheral edema Anginas Chronic, stable – known onset / level of demand … nitroglycerin Stable – set level of activity … nitroglycerin, rest, no stress Unstable – at rest or differ from prior onset … nitroglycerin Prinzmetal – early morning, no exertion link, 2o vasospasm MI – last 30+min, not relieved by nitroglycerin, sense of doom GI pain – worse after eating, supine, acid-food Acute Lecture Pulmonary artery cathether / Swan Ganz Internal jugular subclavian R atrium Pulm A pressure, wedge pressure (LVEDvol), LVEDP ** if LVEDP >12 no supine, move & percuss carefully R heart catheter (Swan Ganz is 1 type) Continuous venous O2 sat monitor (normal = 60-80%, but arterial normal = 95-98%) Arterial line Radial artery or femoral artery Systemic BP ** DON’T disconnect!!!, no hip √ >60o if femoral, infection, check manually if weird reading Central venous line Subclavian vein, internal jugular vein or femoral vein Cardiopulmonary Final Review R atrial pressure ** Move carefully Intravenous line Superficial vein Immediate blood input of fluids, electrolytes, medication, nutrition ** Must be changed every 3-4days Percutaneous intra-cardiac catheter (PICC) Forearm vein R atrium Prevent multi-sticking ** no submersion, watch for bleeds, phlebitis, infection, blocking, clotting, arrhythmia Intra-aortic balloon pump (IABP) Femoral artery descending aorta (just below subclavian) Inflate / deflate timed to cardiac cycle … ♥ perfusion ** usually not PT Tx, no hip √, check radial pulses Extra-corporeal membrane oxygenation (ECMO) **bleeding, clotting, infection ABG measures pO2 (87.5) / pCO2 (40) / HCO3- (24) / pH (7.4) / SaO2 (97) I & O affecters – fluid retention, oral/IV intake … fluid shift, sweat, wound drain, diarrhea/vomit, hemorrhage, urine Pacemakers Placement coding 1st letter – chamber placed in (O none, A atrium, V ventricle, D dual) 2nd letter – chamber sensed (O none, A atrium, V ventricle, D dual) 3rd letter – pacemaker response to sensed activity (O none, I inhibit, T trigger, D dual) 4th & 5th letters - programmability Demand pacemaker – kicks in when HR too low … can HR when SA no can’t (chronotropic incompetence) Pacemaker precautions Re-eval every 3-6mo – check function, batter lasts 5-8yr Avoid full contact sport Avoid electromagnetic interference – cell phone, MRI, TENS, therapeutic radiation, subway brakes **Airport – carry ID card…OK to go through security, but don’t stand in scanner long Pacemaker indications Usually for brady♥, sinus node dysfunction (sinus arrest, SSS, chronotropic incompetence), ♥ block, CHF SSS – sinus brady♥, tachy♥, or alternating Pacemaker for brady♥, meds/ablation for tachy♥ 1st Degree ♥ block – Good Pwave, 1P:1QRS, consistent long PRinterval 2nd Degree ♥ block I – PRinterval until QRS dropped 2nd Degree ♥ block II – 2+P:1QRS, regular PRinterval when QRS does happen 3rd Degree ♥ block – atrial rate & ventricular rate independent Linked signs/Sx – syncope, dizzy, energy, fatigue, exercise intolerance, SoB, palpitation, confusion Know the medication chart Exercise Tests and VO2 Ventilation pathologies – COPD, pneumonia, asthma, CF, ARDS, neuromuscular Dz, restrictive Dz Heart pathologies – CAD, CHF, dysrhythmia, mycarditis, cardiomyopathy Vascular pathologies – PVD, DVT, DMII Muscle / endurance pathologies – immobilization, CHF, MD, nutritional Dz, myositis, DMII VO2 factors – age, gender (♀ 15-30% less), heredity, body composition, endurance training, O2 transport Dz NO exercise testing Significant EKG change Acute PE / infarct Unstable angina Acute myocarditis / pericarditis Cardiopulmonary Final Review Uncontrolled dysrhythmia Dissecting aneurysm Symptomatic severe AS Systemic infection Uncontrolled CHF Careful exercise testing L main artery disease Atrioventricular block Moderate valve stenosis Ventricular aneurysm Abnormal electrolytes Uncontrolled metabolic disease Severe HTN at rest (>200/110) Chronic infections Tachy♥ or brady♥ Mental / physical impairments Dz exacerbated by exercise Walking tests 3m or 10m walk test – community ambulation requires 0.5-1.22m/sec 6min (or 12min or 2min) walk test – self-paced…not very great motivationally 10m walk shuttle or 20m run shuttle – externally paced…more motivational 1mi walk test Step tests – external pacing (metronome) Stop testing a healthy adult if… Angina Failure of normal HR systolic BP by 10+mmHg Rhythm change Excessive BP (>250/115) Complaint of fatigue SoB, wheezing, cramps, claudication Equipment failure Cyanosis