Cardio Notes Test II Flashcards
Any pt that comes in with acute chest pain, what is the FIRST STEP
CARDIAC SAFTEY NET
P-position of comfort or feat dangling over bed leaning forward
O-O2 is sat is below 95%
M-Monitor with EKG, SPO2, HR, RR, ETCO2
I- IV, with LABs (CBC, Troponins, BMP)
M-Morphine 2.5-5 mg for acute chest pain as long as BP can tolerate
O- Maintain O2 sat above 95%, avoid O2 toxicity
N- Sublingual Nitro, As long as EKG does not C/I
A- Aspring 326 mg, withhold is suspected Dissection, anuerysyms, recent TIA, or blook cloting D./0
Then evaluate need for PCI withing 90-120 minutes
Think Stable vs unstable angina, ACS, MI, NSTEMI
Long term
B- Betablocker for HF ( Labetalol, propranolol, metoprolol)
A- ACE ( lisinopril)
S- Stating (look at primary prevent guidlines, High intensting atorvastatin or rousuvastatin)
H- LMWH or Heparin (look at CHA2DS2VASc score)
C/T- Clopidogril or Ticagalor ( PY12 drugs, Ticagalor preferred)
A ACS/ CHest Pain pt presetns with fever, what should be you immediate DDx
Esophageal rupture or PE
What does the acronym VINDICATES stand for
Vascular Infextion Neoplastic Drugs/Degenerative Inflamatory/Idiopathic Congenital Autoimmune Truma Endocrine/ Enviromental Something else
What is the leading virus that causes pericarditis
Coxsackie B
What is post MI pericarditis called
Dresslers syndrome
You see ST elevations with PR depression think
Pericarditis
On EKG you wide spread ST depressions with ST elevation in AVR only
What is this
Partial Left Main/ 3 Vessel occlusion
NEED CABG!
What is becks triad
Triad of S/s of Tamponde
Muffled Heart Sounds
JVD
HOTN
Will also be tachycardic with a Low CO
(Can also have electrical alternans or LOW VOLTAGE QRS complexes, and narrowing pulse pressures)
What is the w/u for pt that presents with esophagitis
Upper endoscopy and mucosal biopsy
What does the acronym PIECE for esophagitis mean
PILLS (NSAIDS) INFECTIONS (Candida, CMV, HSV) Eosinophilc Caustic Everything else ( GERD, PPIs)
What is Jod-Basedow phenomenom
A hyperthyroid reaction that is associated with amioderone, Graves Dz, pts with goiters, or thyroiditis
Can present with Chest Pain, and Tachycardia, palpations, dyspnea, arrythmias, and systolic HTN
Understand increased B stimualtion leads to a faster HR
They key is these pts present with a decreased expression of phospholamban
A pt presents with left axis deviation, tearing chest pain, ECG shows no ST changes, and Troponins are NML
Think
Aortic dissection 2ndary to Long standing HTN
What are the two etiologies of Angina pectoris
Vasospastic diseases like Prinzmetals/ reynauds
And Atherosclerotic Dz
- Stable angina (SA) and Unstable Angine (USA)
- MI/ ACS
A pt presents with chest pain that occurs at rest, and in clusters, with transient ST elevations..
think
Prinzmetals
What is the earliest and often MC complaint of ACS
Dyspnea
What are the cardinal S/s of ACS
Dyspnea,
Claudication
Syncope (ominous)
Fatigue
A pt presents iwth atruamatic acute Chest pain with an O2 sat less than 80.. .
What must you do
Apply Supplemental assisted ventilation
Before Admin of Asprin in ACS what must you do
Check BP in BUE
Check symetric pulses,
Check ECG for LEFT MAIN! May need CABG/ Surgery so no Asprin should be given
What are the labs that are essential to order in the 1st 10 minutes in ACS
CBC BMP Cr and BUN (part of a BMP) PPT and Pt or INR Lipids And Troponins
In ACS how are troponins checked
Initially and then at 6 hrs
A female pt or DM pt presents with dyspnea, Epigas pain, Syncope.. think
ACS/MI?
Check BG (BMP and CMP), EKG, And Troponins
What are the Rsk fxs for ACS
Age over 55 Male HTN Familial Hypercholestermia DM Smoking (Most modifiable) Smoking obesity HDZ in a 1* relative (Male less than 55 yr or Female less than 65 yrs)
If a pt presetns with ST elevations and Chest pain, and you admin Nitrates and the chest pain resolves and the St elvations disappear…
What does the pt have
Prinzmetals angina
If a ACS pt does not improve with subling Nitro,. What is the next step
IV nitro
What is the main C/I to NTG admin
RV MI
How often should ECK be repeated in suspected MI
Q5-10 MIN
What are the commom ECG findings in a NSTEMI
May be NML
Can have ST depressions
Or Deep Twave inversions of 1mm or more
WILL HAVE POS TROPONINS
What are the Dx criteria for a STEMI
ST elevations in contiguous leads,
NEW LBBB
Or Carousel Sign of Post MI
A pt with prinzmetals should be placed on what type of monitor
A holter monitor for 24 hrs
Can you give BB to a prinzmetal pt?
NO, it will worses Coronary vascon
Should you give BB to a pt in cardiogen shock or ADHF?
No, they are negative inotropes and will cause the pt to tank
What are the three accepted BB in CAD managment
Metoprolol
Bisproplol
Carvedilol
Before giving a pt a betablock what must be r/o
That the HR can support it, they are not in ADHF, that they have already been given nitrates, and we have confirmed the pt is not on a stimulant
An ACS pt presents with underlying HF, what medication can allieviate congestion
IV loop diuretic (furosemide)
What is the DOC for severe and persistnet chest pain
IV morphine 2-4 mg q5-15 min
What is the Tx appraoch to a pt with UA or NSTEMI
Anthithrombic Tx
( Clopidigrel/ ticagrelor)
Asprin
May need Anticoagulation Tx as well with Heparin/ LMWH
This prevents thrombin or emboli from the plaques
What are the 7 factors of a TIMI score
Age greater than 65
More than 3 rsk fx for CAD
Prior Stenosis greater than 50%
St depression s
More than 2 anginal events
Troponins
Or use of ASprin in the previous 7 days
If the Heart score is less than 3, what is the Tx appraoch
The pt is said to be low risk and can be seen in an outpt non emergent setting
In pts with heart scores greater than 3 with a TIMI greater than 3
What is the tx appraoch
Plan early invasive angiography with PCI or CABG as necessary
In pts with herat scores greater than or equal to 3 with TIMI scores less than 3…
What is the Tx approach
These pts require noninvasive stress testing with Tx tailored to the results
Pts with grace scores greater than 140 require…
Early intervention of Angiograpyhy withing 12 hrs
Pts with grace scores between 109 and 140 require
Delayed Angiography? Reprofusion within 72 hrs
Pts with a grace score less than 109 require..
Noninvasive testing to determine need for Coronary angiography/ Reprofusion
Do we care about grace scores in pts with STEMI
NO!
They need PCI within 90-120 minutes
What are the HIGH rsk pts who do not have MI but still require Angiography within 12 hrs
Hemodynamically unstable Cardiogenic shock LVHF Recurrent or Persistent Angina New or Worseing Mitral Regurg New VSD Sustained VTac/ Vfib
What is areteriolosclerosis
Can either be hyaline or hyperplastic
Hyaline is protien deposited in the vessel walls
Hyprplastic in an expansion fo the basmenent membrane of the vessel wall
What is medial calcific sclerosis
Calcification of the tunica media
Visuallize of X-rays, asymptomatic
What are the most common arteries affected by arteriosclerosis
- ABD aorta
- Coronary Arteries
- Popliteal artery
- Carotids
What are the modifiable and nonmodifiable RSK FX for areteriosclerosis
Mod: HTN DM Smoking High LDL w/ Low HDL
NonMod:
Age
FMHx
African Americans
Where in the vessel is injury to the endothelium most likely to occur
At arterial bifurcations (wall stress)
What is the pathological progression of arterioslerosis
- Injury to the endothelium with leaking of LDL into the intima
- Macrophages scavenge the LDL creating foam cells
- Foam cells form Fatty streaks from Platlets+ endothelial cells
- Produces and extracellualr matrix, aka a plaque (The transition from asymptomatic to symptomatic)
- Foam cells necrose leading to metaloprotieinase of cells, causing plaque rupture (symptomatic)
- Platlets aggregate aroudn rupture occluding vessle with a fibrin clot leading to subsequent ischemia beyond the clot. (Symptomatic)
What percent of vessel occlusions present with S/s
70% of vessel occlusion produces S/s
Where does the ABD aorta begin ( common site for aneurysm)
Below the level of L2
What are 4 major complications for a dislodged plaque
Besides MI or Stroke
Livedo reticularis (web lik vein skin pattern)
Hollenhorst plaques in the retina
AKI
Or gangrene
A pt presents with Chronic HTN and DM, they have excess glucoes and protiens in the blood, what are they at an increased Rsk of developing
Arteriolosclerosis (Hyaline)
Which can cause HTN and DM neuropoathy and Lacunar Infarcts in the brain
Looks like a glassy pink appearnce in the vessel wall
A pt presents with severe acute elevations in BP, with an onion skin look to the vessel wall
Think
Hyperplastic arteriolocsclerosis
MC effects the renal, retinal, and intestinal arteries
What is Monckberg sclerosis
Medial calcific sclerosis or the internal lamina and tunica media
On X-ray you see a ‘pipestem appearance of the Aorta”
Think
Monckberg sclerosis
What is the defintion of dyslipidemia
Elevaed LDL with a Low HDL
What is the rate limiting step of cholestrol synthesis and is the MOA of statins
Conversion of HMG-CoA to mevalonate is catalyzed by HMG-CoA reductase (rate limiting step of cholesterol synthesis)
HMG-CoA reductase inhibitors (Statins) inhibit this conversion
What transports choleserol and TriGs from the liver to the cells and back..
Apoprotiens
What is a chylomicron
A microscopic particle of blended fat found in the blood and lymph; formed during the digestion of fats
Contains Protein 1-2%, Triglyceride 85-95%, and cholesterol 3-6%
How can you estimate the VLDL level
TriGs/5
What is the Apoprotien that moves LDL around
Apo-B100
What is the desiarble Total Cholesterol level
Less than 200
200-239 is borderline
240 or more is high
And higher than 280 is very high
What is the total cholestoral calculation
LDL+HDL+(TriGs/5)
How often should adults over the age of 20 be screened for high cholestreol
Every 5 years
What is an optimal LDL level
Less than 100 is op
100-129 is near optimal 130-159 is borderline 160-189 is high 190 or more is very high (high Statin required)
What are good or bad HBL levels
Less than 40 is bad
Higher than 60 is good
What are NML TriGs level
Less than 150 is NML
150-199 is borderline
200-499 is high
And anything higher than 500 is very high
What is the 10 yr ASCVD rish assesment based on
NonMod:
Age, race, sex
Mod: Total C HDL SBP and DBP Tx of HTN DM Smoking
What are the 4 ASCVD equivalents
ACS within the past 12 months
Previous MI
Previous CVA
PAD (ABI less than 0.85, a Hx of revasc, or amputation)
What are the High risk conditions for 2* prevention of ASCVD
Age over 65 Familial hypercholestermia Prior Bypass or PCI DM HTN CKD Smoking LDL greater than 100 despite maxiamlly tolerated Statin. + ezetimibe Hx of CHF
What makes a pt Very High risk in the 2* prevention calculator
2 major ASCVD events or 1 Major +2 high risk conditions
Very High Risk pts need LDL-c reduction to below 70 mg/dl
Not very high risk pts need 50% decrease in LDL
A DM pt has a History of MI and HTN
They are 65 yrs old
What is the treatment approach to prevent ASCVD
2* prevention with 1 major 2 high risk conditions
High intensity statin with goal of LDL-C less than 70
If goal not met- add exetimibe
If goal still not met add a PCSK-9 inhibitor (ends in maub)
What is the Tx approach for pts with Previous MI with no other Hx or Risk conditions
Look at age..
Older or younger than 75
If younger: High intensity statin with 50% reduction goal
If High statin is not tolerated then Mod statin can be used
If LDL is still greater than 70 add ezetimibe
If the pt is older:
Use either a mod or high intensity statin depending on pt tolerance
What are the risk ENHANCING fxs for ASCVD
FMHx of ASCVD (Male less than 55, female less than 65)
Preeclampsia or menopause before 40
Metabollic syndrome
HIV, RA, Psoriasis, Lupus, ART
CKD
LDL routinely above 160
South Asian decent
Triglycerides routinely above 175
ABI less than 0.9 if diabetic
What is the criteria for metabolic syndrome
Requires three of any of the following
Waist 40 inches men or 35 inches women
Tri Gs above 175
HDL less than 40 men or 50 women
BP greater than 130/85 or taking HTN meds
Or Fasting gl greater than 100
What are the 5 steps to primary prevention of ASCVD
- LDL greater than 190?
- Dm?
- Age greater than 75? Or 20-39
- Risk calc
- Cac score
A 34 year old male with an LDL of 165 witha. Family Hx of premature ASCVD (father at age 40)
What is his primary prevention of ASCVD approach
Moderate intensity statin
When do we initiate statins for pts 0-19 yrs old in primary prevention of ASCVD
If they have familial hypercholesteremia
When do we initiate statins in pts older than 75 in primary prevention
In LDL is 70-190 and the pt accepts the risk and can tolerate the ADE ( if CAC is zero then they can decline)
A 41 pt with metabollic syndrome presents for primary prevention of ASCVD
LDL-C is 165 with a 6% Risk calculation
What is the Tx approach
Risk descussion for a mod intensity statin
Pt is in the age range for risk stratificatoin and has a high risk enhancer.
What zre the 2 high intenstisty statins
Atorvastatin (40-80mg) and Rosuvastatin (20-40mg)
What are the 4 mod intensity statins
Atorvastatin (10-20mg)
Rosuvastatin (5-10mg)
Simvastatin (20-40mg)
Pravastatin (40-80mg)
How much time should be allowed to pass before adjusting statin tx
4 weeks
What are the ADE of statin Tx
Myalgias
Myopthay (CK> 10 x ULN)
Rhabdo
Liver toxic (Rare)
When should AST.ALT be chesked after statin tx
Baseline, 4 and 12 weeks
Beyond that only needed in pt presents with ADE
What are the prominemt fxs that increased the risk of statin induced myopathy
Age greater than 75 Being a woman Renal insuff Hepatic Dysfunc Hypothyroidism Grape juice ETOH abuse Asian ancestry
So atorvastatin or pitavastatin require renal adjustments
NO
Which statin is not protein bound
Pravastatin
Becasue statins are highly protein bound, they may dispalce what other medication
Warfarin!
What is an absolute C/I to statin Tx
Active liver Dz or unexplained elevations in Hepatic enzymes
Can preg pts be put on statins
NOPE!
Grapefruit juice and Red Yeast rice effect statins how
Grapefruit: increased rsk of myopathy
Red yeast: increased rsk of rhabda
If you use statins and fibrinc acid derivatives together
What is the outcome
Sever myopathy !! Rhabo
So dont use gemfibrozil with a statin
When useing statins with niacin, what is the risk
Myopathy, rhabdo, or liver tox
Use of amioderone, diltiazne or verapamil with statins increase the risk of what condition
Myopathy
If a pt is on warfarin, what statn should be used
Pravastatin
If a pt is on amlodipine , what statin shoul be used
Rosuvastatin
If a pt is on amioderone what statin should be used
Rosuvastatin
If a pt is on digoxin, what statin should be used
Rosuvastatinn
If a pt just really loves grapfruit juice, what statins should be used
Prava, rosuva, or pivastatin
If a pt is on ranolazine what statin can they be put on
Atorvastatin
What is the MOA of fibric acid derivates
Stimulates lipoprotein lipase activity which hastens the removal of chylomicrons and VLDL from the plasma (subsequently decreases TG)
What is the DOC for lowering TriGs
Fibric acid derivatives
A pt has HIV, and the tx is raising thier TriGs for viral protease tX
What drug can we use to lower thier TriGs
Fibic Acid Derivates
What is the MOA of Ezetimibe
Selective inhibitor of intestinal absorption of cholesterol and phytosterols at the brush border
Effective even in the absence of dietary cholesterol because it inhibits reabsorption of cholesterol excreted in the bile
What are the two PCS K9 inhibitors are what are thier MOA
Aliro and Evolocumab
Human monoclonal antibody that inhibits the PCSK9 enzyme, stopping it from binding to the low-density lipoprotein receptors (LDLR)
By inhibiting the binding of PCSK9 to LDLR, the number of available LDLRs increases to clear LDL from the blood
What are the ADE of PCS K9 inhibitors
Nasopharyngitis, injection site reactions, and influenza
What are the screening recommednations for hyperlipidemia
For men 20-35 y/o and women 20-45 years old in increased risk of CHD such as obesity, smoking, DM, PMHx, HTN
What is the w/u for rhabdo
CK, creatine, and UA for myoglobinuria
What percentage of vessel usually needs to be occluded to be symptomatic
Around 70 % with exertion
Around 90% at rest
When is the left ventricel perfused
During diastole
What are the vascodialtors produced by the endothelium
NO, prostacyclin, EDHF
CO2 and Lactic acid also vasodilate
What are the vascon produced by the endothelium
Endothelin 1
What is stunned myocardium
Short-term, total or near total reduction of coronary blood flow
Then Reestablishment of coronary blood flow
Subsequent LV dysfunction of limited duration
What is hibernating myocardium
State of persistently impaired myocardial and LV function at rest due to chronically reduced coronary blood flow that can be partially or completely restored to normal either by improving blood flow or by reducing oxygen demand
These are your chronic stable angina pts. This is a long time problem, EF is low over several years. It’s a protective mechanism.
A pt can present with only Dyspnea and still have..
Angina
A pt with typical symptoms of angina pectoris who have no evidence of significant atherosclerotic coronary stenosis on coronary angiograms
Think
Cardiac Syndrome X
DM pts are at an increased risk of what kind of ishcemia
Silent
Also more common in women and the elderly ( the atypicals)
What is diamond critera
For typical vs atypical chest pain
Typical is Substeranl, Worse with exertion, and relieved by NTG
3/3 is typical
2/3 is atypical
0-1/3 is non anginal
A pt with a recurring MI, in the same day, what lab can detect this
Myoglobin or CK, troponins will already be elevated
A pt presents with a Heart score of 1-3 and is stable, what is the tx approach
D/c from hospital, follow up with PCM
Pt presents with Heart score above 3, and a timi 1-2
And is stable
What is the approach
Non invasive testing
Treadmill, pharm stress test, ect
PT with a Heart score >3 and a timi > 3 or grace >140
And is stable
Approach?
12 hr Invasive angiography
If grace is 109-139 then 72 hours
A pt with a Heart score >3, TIMI> 3, or grace > 150
Is UNSTBALE or High risk
What is the approach
2H time to invaisive angiography
What are the numbers for a duke treamdill score
Low risk is score >5
Intermediate is score from
4 and -11
High risk is any score less than -11
A duke score of 5+ has what 5 year survival
97%
A duke score of 4 to -11 has what 5 yr survival
90%
A duke score less than -11 has what 5 year survial
65%
If a pt is unable to excercise, waht drug is used in pharm testing
Dobutamine
What are the three drugs often used in Stable angina
The three classes of medications most commonly used are β-adrenergic blockers, organic nitrates, and calcium channel blockers (LAST RESORT)
What is the only drug proven to prevent reinfarctionf and increase survival post MI
BB
When are ACE inhibitors used in angina pts
Consider in High risk pts
Does not treat angina its self but contributing fx: HTN, DM, CKD< LVEF less than 40%
When is coronary revasc preferred (3 circumstances)
(1) Anginal symptoms do not respond to antianginal drug therapy
(2) Medications causes unacceptable side effects
(3) There is high-risk coronary disease, which warrants revascularization
When would a pt get a bare metal stent vs a drug eludiong stent
DES is perferrd,
BMS when the pt can not tolerate dual antiplatelt therapy
When should a pt get a CABG
If >50% left main stenosis
3 or more vessel CAD or if LvEF is less than 50%
If a pt receives a DES for SIHD , how long do they required antiplatelet tx
6 months of Asprin +clodiagrl. Ticagrelor
If a pt receives a BMS for SIHD, how long do they require antiplatlet tx
A least 1 month 1 asprin + PY12 inhibitor
If a pt gets a DES for ACS
How long do they require antiplatlet Tx
12 month asprin + PY12 inhibitor
What are the two types of CABG and which is superior
Native vessle and arterial flap(**)
A pt presents with TachyHR and a new S3 murmur
Think
STEMI
What defines a TRUE posterior MI
ST elevations in II, III, AVF
Tall R wave with ST depression in V1 V2,
What conditions can lead to non atherosclerotic Coronary emboli
Severe anemia Blood D/o Shock Vasospasms Angiography DVT with R-L shunt
Lupus
Takayasus
Kawasakis
Giant Cell arteritis
How many negative sets of troponins rules out an MI
3 sets
When do troponins rise, peak and return to baseline
Rise in 3-4 hrs
Peak at 18-36
And return to baseline in 7-10 days
What are the basic considewrations for a pt with UA/NSTEMI
Asprin ASAP and Ticagrelor
GPiib/IIIA rarely used anymore is tx with above meds are started within 30-45 min of PCI
Then consider Heparin vs LMWH
UFH is preferred if planning early invasive management given less bleeding than with LMWH
LMWH is preferred if planning a conservative management approach given lower mortality, MI, & revascularization
When would you use bivalirudin for antithrombin tx in a UA/Nstemi
Use if Heparin-induced thrombocytopenia occurs
Should UA/NSTEMI pts receive fibrinolytics
HELL TO THE NO!
When should fibrinolytics be used in STEMI MGMT ?
Only when pci is not available within 90-120 minutes
What should be performed immeditaely for ROSC pts with Stemi on ECG
Angiography and PCI
A pt with a TIMI score of 3 that needs invasive surgery should be placed on what antithombic tx
LMWH
What are all the meds that a pt with a STEMI or new LBBB be put on
Aspirin PY12 Nitro BB UFH/LMWH Statin
When should ACEI be started for StEMI pts
Within 24 hrs
What mediaction must be stopped if starting statins
NSAIDS
What is the clinical sig of Wellens syndrome
Wellen’s syndrome is a pattern of deeply inverted or biphasic T waves in V2-3, which is highly specific for a critical stenosis of the left anterior descending artery (LAD).
extremely high risk for extensive anterior wall MI within the next few days to weeks.
Should pericarditis pts get NSAIDs
No it increased mortatlity
How should pts that present with cardiogenic shock after discharge for a MI
Treat as stage D-class 4-acute-decompensated-HF (Inotropes, IABP, LVAD, heart transplant)
A pt presents post my with pericardial dz…
Think
Dresslers
What are three drugs that can induce pericarditis
Hydralazine
Methyldopa
Isoniazid
Also procanamide!! And phenytoin
What is the Tx approach to Acute pericarditis
NSAIDS (indomethacin)
Can combine with colchicine
What autoimmune conditions can lead to pericarditis
RA and Lupus
What is the common viral infex for pericarditis
Coxsackie B
What makes a pt with pericardits high risk
Fever greater than 100. 4 Pericard effusion Tamponade Immuncomp Warfarin use Acute truama Failure to improve with 7 days of NSAID tx Elevated troponins =myopericarditis
When would you use corticosteroids in a pt with acute pericarditis
Only if NSAIDs and colchicine failed
However my exacerbate viral pericarditis and increase reoccurance
What is the MOA of Colchicine
Inhibits neurtophil motility and decreased inflamation
A pt presents with Acute pericardits post MI (dresslers) what is the Tx
Asprin (not NSAIDs that impede healing) and colchicine
What is the definition of Constrictive pericarditis
Impariment of diastolic filling without impairment of systolic function
You hear a pericardial knock during diastole
Think
Constrictive pericarditis
How does constrictive pericarditis effect the atria
Way cause Afib from increased pressures
A pt presents on echo with thickened pericardium, and abrupt cessation of LV and RV diastolic filling
What two other finding would they have
Biatrial enlargment
Intervent shift/ flattening
What is the Dx imaging for constrictive pericarditis
Cardiac MRI
What is the Dx of choice for constrictive pericarditis
Cardiac MRI
What is the Tx for constrictive pericarditis
Pericardiectomy
What are the s/s of obstructive shock
HOTN, Tachy HR, decreased CO
What is pulsus paradoxis
A 10 mmHg drop in Systolic BP on inspiraton
Classic sign of tamp
Can also happen in asthma ,OSA, croup, and pericarditis
What is EWARTs sign
Dullness to percussion over the left subscap area.. sign of pericardial effusion
A pt with equal pressures in all 4 chambers of the heart, has what ..
Pericardial effusion leading to tamp
What is the Image of choice for effusions
Echocardiography
If the fluid is bloody on pericadiocenteis think
Truama, CA, PE
IF the fluid is chylous on pericardiocentes think
Thorcic ducy injury ot leukemia inflitration
If the fluid is purulent on pericardiocentesis think
Infection
Look a WBC, Proteins, Glucose
or LDH
What is the NML pericardial fluid level
15-50 mls
What are common causes of Pericardial effusions
Viral/bacterial pericarditis
Hypothyroidism (Increased perm)
CHF (increase in cap pressure)
Cirrhosis (oncotic pressure)
Aortic Disect
Radiation
Post MI
Uremia with CKD
Pt presents with dyspnea, dysphagia, and hoarsness of the voice, +/- hiccups, and JVP with a dominant x descent
Think
Effusion
How do effusions look on EKG
Flat T waves or Low voltage QRS
What is the hallmark EKG finding of effusion
Electical alternans
What is a 1st line Tx for Tamponadde
IV fluids
A pt presents with intermitten claudication, -peripheral edema, Absent/diminished pedal pulses, Black eschar on the toes, +/- smooth round sores on the toes or feet …
Think what kind of PVD
Arterial
A pt presetns with dull achy leg pain, lower leg edema, with irregular sores with irregular borders, -/+ yellow or ruddy skin
With sores located on the ankles …
Think what kind of PVD
Venous
What are the Rsk factors for PVD/PAD
Obestiy, DM2, Varicosites, or lymph obstruction
What is gangrene
Tissue infarcts
What is the classic S/s of PAD
Claudication
An ABI below 0.9 is DX of what condition
Occlusive arterial Dz
An ABI less than 0.4 is Dx of what
Rest pain
As well as ulcers and pedal gangrene
What are the indications for doing an ABI
AbNML or absent pedal pulses,
Age greater than 20 y/rs
Or age 50-69 with DM or smoking
An ABI greater than 1.3 in the setting of DM or ESRD should prompt what…
Dopplet waveform
Or Duplex Doppler
Toe pressures to eval for PAD
Falsely elevated ABIs can be a result of what condition
Artiololsclerosis which is common in CKD pts
What are the MOD rsk factors for PAD
Smoking cessation
BG control
TX of Dyslipidemia
TX of HTN
What are the three Tx options for PAD
Asprin
Bypass
Or amputation if comp
What questionarre screens for PAD
Edinburg claudication quistionarre
What are the 6ps of acute PAD
Pain, Pallor Parasthsai Paralysis Poikilothermia Pulslessness
What is leriche syndrome
ED in the setting of PAD
A pt presents with PAD with pain in the hip, buttock or thigh
Where is the occlusion
Aortoiliac occlusive dz
A pt presents with PAD and calf/thigh pain
Where is the occlusion
Common femoral artery
Pain is the upper 2/3 of the claf is what kind of PAD
Superficial femoral artery occlusion
Calf pain in the lower 1/3 is what kind of PAD
Popliteal artery occlusion
A pt presetns with pallor on elevation and rubor with dependency.. think
PAD
Thickening of the nails, lost of hear on the legs
Are both signs of…
PAD
What three pt groups should automatically get ABI
≥50 years old with a history of smoking or diabetes
≥50 years old with a history of exertional leg pain or nonhealing extremity wound
≥65 years old
What is the gold standard of PAD dx
Arteriography
Spinal stenosis can mimic PAD?
Yes both present with hip, leg pain
What is the 1st line Tx for PAD/claudication
Lifestyle changed: excercise with meticulous foot care
What is the MOA of cliostazol
Phosphodiesterase inhibitor/direct vasodilator
Improves symptoms and increases walking distance
NOT used in Heart Failure patients
What antiplatlet tx are indicated for PAD MGMT
Asprin or clopidigrel
An ABI less than 0.9 is assoc with what fold increase in CVD events
2-4 x increase
What are the two non invasive tests for PAD
ABI and 6 minute walk test
What are the two main dz of the aorta and how are they defined
Aneurysm
Location: Thoracic or abdominal or both
Defined:
-dilation of the thoracic aorta >4cm in diameter
-dilation of the abdominal aorta > 3cm in diameter
Dissection
Location: Can occur at any point of the aorta
Defined: a tear in the intima layer of the vessel
What is ectasia
Artreial dilation less than 150 perccent
What is a True aneurysm
Involves all three vessle of the aortic wall, (I-M-A)
What is a “false” pulsatile hemoatoa “aneurysm”
Disruption of the aortic wall or an graft/vessel, with containment of blood by fibrous capsule made of surroiunding tissue
What is the duration of onset that differs acute vs chroinc A. Disection
Less than 2 weeks is acute
Greater than 2 wks is chronic
What are the NML measurments of the Aorta
At the base: 3-4 cm
Ascending: 2.5-3.5
Descending: 2-2.5 cm
When does the ABD aorta start
Below T12
What are the 3 fx that deterimne afterload?aortic pressure
Volume of blood during systole
Vessel wall compliance
Resistance
What are the three types of aneurysms
Ascending and descending thoracic
And abdominal
Can also be saccular, fusiform, or psuedoaneurysm
What is the difference of aneurysm and ectasia
Ectasia: increased diameter but less than 50% increase from normal
Aneurysm: increased diameter at least 50% increase from normal
What is the most common location from abdominal aneurysms
Abdominal
What are the highrisk groupd for THoracic aneurysms
Older than 65
Male over female
HTN!
Ascending thoracic aneurysm requires..
Emergent surgery
What are the inherted conditions that can lead to ascending aortic aneurysm
Marfan, Ehlers-Danlos, Bicsupic Aortic Valves, Familial aortis aneurysms
What is the land mark that defines descending thoracic aneurysms
Start distal to the left subclav artery
What are the common etiologies for descedning thoracic aneurysms
Atherosclerosis
Salmonella, syphillis, TB, Staph/Strep
Takayasu or Giant Cell Arteritis
Describe the murmur of Aortic regurg
Diastolic blowing murmur of aortic regurgitation
What is the #1 imaging study for Thoracic aneurysms
TEE Is # 1
Can do a CT with or without con
MRI
US of ABD Aorta/ branches
A pt presents on Xray with elagment of the aortic knob, loss of the AP window, and a mediastinum at 8cm at a minimum…
Think
CXR
AAA most commonly effects what segment of the aorta
AAA most often affects the segment of aorta between the renal and inferior mesenteric arteries
What are the high risk groups for ABD AAA
65 and older
Male gender, white
Smoking
Atheroslerosis
HTN
Dyslipidemia
Family history AAA
Presence of other peripheral aneurysm
A pt presents with abd pain either in the left flank or lower back, +hydronephrosis, pulsating abd mass
Think
AAA
What is the measurement that defines Aneurysm in the abdominal aorta
Greater than 3 cm
What is the imaging TOC for stable aS/s pts with abd aneurysm
US
What is the imaging TOC for S/s STABLE anuerysm pts
CT scan
WHat is the recommended screening for AAA
65-75 yr with any smoking history with US
Do not screen females who have never smoked
An Aneurysm less than 4.0 should have what approach
Watchfull waiting
What is the criterai for surgical intervention in Aneurysms
Rate of enlargment greatert than 0.5 cm in 6 months or greater than 1cm in a year
What is the threeshold for surgical intervent in aneurysms
Ascending thoracic: 5-6 cm
Descening thoracic: 6-7
Abdominal: 5.5 cm or greater
What are the C/I to surgical repair of an aneurysm
Life expect <1year
Terminal Dz
Recent MI
U/angina
What two cystic medial necrosis syndromes lead to dissections
Marfans and Ehler-Danlos
Type B dissections are assoc with what S/s
Pain between the scapula, back, and abdominal pain
A pt presents with a new diastolic murmur, dyspnea, hemoptysis, HOTN, +/- tampanoda, renal insuff. And PAD
Syncope
Think
Aortic Dissection
A pt presents with UE blood pressure diff. Think
Aortic Dissection
What are the triad of S/s of Aortic dissection
Pain (sharp/tearing), Mediastinal widending, Pulse pressure variations greater than 20mmhg
What is the Test of CHOICE for Aortic dissection
TEE or Chest CT with Contrast
What is the tx approach to acute dissections
Morphine for pain BP control (propranolol, labetalol, esmolol) Airway MGMT Bedside TEE (unstable) CT or MRI (Stable)
ADMIT
And deterime surgery approach
What is the best initial step to MGMT of aortic dissection
BP conctrol with Labetalol
What is the tx appraoch to lymphedema
Avoid limb injury
Skiin hygeine
Compression bandages (intensive) and lymphedema sleeves (Maintenance)
Excercise daily while wearing compresion
Massage
If left untreated can lead to subQ fibrosis
What is superficial thrombophlebitis
Bening D/o
Erthyema, indurataion, and tenderness along a SUPERFICIAL vein
Usually spontatneous or following IV cath
What are the triad of suppurative phlebitis
IV cath, FEVER, chills
Treat surgically
What is buergers disease
An inflamatory cause of phlebitis
Only in smokers, may lead to amputation and death
Gets worse the more you smoke
What is trousseau syndrome
Recurrent superficail thrombophlebitis asscoited with cancer
What is the treatment to thrompbophlebitis ( superficial)
Bed rest Elevation Moist heat Compression NSAIDs Pain Med
What is phlegmasia alba dolens
A DVT that wholly occludes the abilty to drain a limb, all draininage is dependent on superficial venous drainage
Typically appears in cancer or peripartum pts
THERE IN NO ARTERIAL ISCHEMIA
WHat is phlegmasia cerulea dolens
Rare complication of ALBA, where the superficial venous system become overwhelmes leading to massive edema and compartment syndrome
(Pain, pallor, parasthesai..ect)
PT Should be consulted to vasc surgery asap
What is the Dx choice for most pts with 1st episode of DVT
Compressive Duplex Doppler US
What is the gold standard Dx for DVT
Venography
When should we treat aS/s DVTs
If unprovoked, D Dimer greater than 500, Larger than 5cm, CA pt, recurrent, immobilized, or COVID
What is the DOC for DVT
Factor Xa inhibitors
Special cases:
Liver Dz, preg, or CA: LMWH
Poor med complicane, MS or CKD: VKA
What is the 5 step approach to DVT or PE tx
1 O2 and fluids 2 Anticoag (LMWH or Factor Xa) 3 Thombolysis if in shock 4 Vena cava filters 5 Surgery
What is the criteria for high risk disesctions
Impedning rupture, greater than 5mm per year expansion, recurrent pain, HOTN, or uncontrolled HTN
These pts need surgical repair even if its ABD aorta