Rosh Review Flashcards
What is the most common cause of secondary HTN?
CKD
What is considered to be stage 1 HTN?
130 - 139 / 80 - 89
What is required to diagnose a pt with HTN?
2 elevated BP readings on 2 occasions
What are the 1st line treatment options for the general population when treating HTN?
Thiazides (HCTZ, chlorthalidone)
CCBs (amlodipine)
Patients who have HTN and CKD w/albuminuria should be treated with what?
ACE inhibitors (lisinopril) OR
ARB (losartan, valsartan)
What BP medications cannot be used together?
ACEi and ARB
What conditions would be contraindications to giving BBs for HTN?
Asthma and COPD
What are common side effects of ACEi?
Cough and angioedema
What is the difference between hypertensive urgency and hypertensive emergency?
There is no end-organ damage occurring in hypertensive urgency
What BP level is considered a hypertensive urgency/emergency?
> 180 / > 110 - 120
What is the treatment for hypertensive emergency?
Nicardipine +/- labetalol OR
Clevidipine +/- esmolol
What signs/symptoms would indicate that there is end-organ damage with an elevated BP (hypertensive emergency)?
CNS (dizziness, N/V)
Eyes (papilledema)
Heart (angina, MI)
Kidneys (hematuria)
How aggressive should treatment be during a hypertensive emergency?
Reduce BP by 10-20% in the 1st hr, and 5-15% in the following 23 hrs
< 180/120 (1st hr)
< 160/110 (23 hrs)
Are medications given PO or IV during a hypertensive emergency?
IV
What condition can present with xanthomas on skin, eyelids, and the achilles tendon area?
Hyperlipidemia
What labs are indicative of hyperlipidemia?
Increased serum total cholesterol
Increased LDL
Decreased HDL
Increased serum triglycerides
Pts with diabetes aged 45-75yo and an elevated LDL should be started on what medication?
Moderate intensity statin
What meds are commonly used for high-intensity statin therapy?
Atorvastatin 40-80mg
Rosuvastatin 20mg
What meds are commonly used for low-intensity statin therapy?
Simvastatin 10mg
Pravastatin 10-20mg
What is the 1st and 2nd line treatment for hyperlipidemia?
1st: statins
2nd: cholesterol absorption inhibitor (ezetimibe)
What medication commonly used in the treatment of hyperlipidemia is associated with causing flushing and how can this be avoided?
Nicotinic acid (niacin)
Reduce with giving aspirin
What medications are used for lowering triglycerides?
Fibric acids (fenofibrate, gemfibrozil)
What is the treatment regimen for pure hypertriglyceridemia?
1st line: Fibrates (fenofibrate, gemfibrozil)
2nd line: Niacin
What is the most common cause of stable angina pectoris?
Atherosclerosis
What is the most common risk factor for stable angina pectoris?
HTN
How does stable angina pectoris commonly present?
Exertional substernal chest pain that lasts < 10 mins, and is relieved with rest and/or nitro
What is the 1st imaging test performed on a pt who presents with stable angina pectoris?
EKG
What is the gold standard test for diagnosing stable angina pectoris?
Cardiac cath w/coronary angiography
What is the pharm treatment for stable angina pectoris?
Aspirin
Sublingual nitro
BBS for rate control (1st line)
CCBs (2nd line, unless brady or hypotensive)
Statin therapy
What is the most common cause of unstable angina pectoris?
Enlarged stenosis w/thrombosis, hemorrhage, or plaque rupture
What is the most common manifestation/presentation of unstable angina pectoris?
Chest pain at rest
What is seen on EKG in pts with unstable angina pectoris?
ST-depression or T-wave flattening and/or inversions
Which leads correlate with the anterior portion of the heart on EKG?
V1 - V4
Which leads correlate with the lateral portion of the heart on EKG?
5, 6, 1, AVL
Which leads correlate with the inferior portion of the heart on EKG?
2, 3, AVF
What is the initial pharm treatment for unstable angina?
O2 (sats < 90%)
Nitro
Morphine (or fentanyl)
BBs
Statin
Antiplatelet (aspirin)
Anticoagulation (heparin)
Pts with unstable angina who fail medication therapy and/or have EKG changes that persist after 48 hrs require what treatment?
Cardiac cath and revascularization
Pts having an NSTEMI have what elevated biomarker?
Troponin
What is the 1st line treatment for NSTEMI?
BB
What is a TIMI score?
Used to estimate mortality in pts with unstable angina and NSTEMI
Aside from ST-segment elevation, what other EKG change is suggestive of a STEMI?
New LBBB
What artery is associated with STEMI seen in the anterior (V1-V4) leads?
LAD
What artery is associated with STEMI seen in the inferior (2,3,AVF) leads?
RCA or left circumflex
What artery is associated with STEMI seen in the lateral (1,V5,V6, AVL) leads?
Left circumflex or diagonal of LAD
Pts with STEMI that require revascularization require what procedure and when should this be performed?
Percutaneous coronary intervention (PCI) within 90 minutes
What is the most common mechanical complication post MI?
Ventricular free wall rupture (w/i 24 hrs or 1-2 weeks)
How long after an MI would you be concerned about Dressler syndrome?
2-10 weeks
How does prinzmetal angina typically present?
Substernal chest discomfort at rest occurring between midnight and early AM
What is the gold standard for diagnosing prinzmetal angina?
Coronary angiography
What is the treatment for prinzmetal angina?
CCB (1st)
Sublingual nitro
Statin
What is the most common cardiomyopathy in the US?
Dilated cardiomyopathy
What is the most common cause of dilated cardiomyopathy?
Alcohol
What physically happens to the heart in dilated cardiomyopathy?
Dilation and impaired contraction of 1 or both ventricles
What are common signs/symptoms of dilated cardiomyopathy?
Pedal edema
JVD
Hepatosplenomegaly
DOE
S3, S4 sounds
AFIB
What signs/symptoms can tell us whether the dilated cardiomyopathy is L or R sided?
L sided: dyspnea
R sided: JVD or pedal edema
Does L or R sided dilated cardiomyopathy typically occur first?
L sided first, which then causes R sided
An S4 heart sound is indicative of what?
Non-compliant L ventricle
What is the 1st line imaging for diagnosing dilated cardiomyopathy?
Echo
What is the 1st line pharm treatment of dilated cardiomyopathy?
BBs AND
ACEi or ARB
What is the inheritance pattern of hypertrophic cardiomyopathy?
Autosomal dominant
What murmur is indicative of hypertrophic cardiomyopathy?
Harsh mid-systolic crescendo-decrescendo best heard at LLSB
What maneuvers increase and decrease the murmur associated with hypertrophic cardiomyopathy?
Increase: valsalva and standing
Decrease: squatting and hand grip
What might been seen on the EKG of a pt with hypertrophic cardiomyopathy?
Tall R waves in V4 - V6
What is the gold standard for diagnosing hypertrophic cardiomyopathy?
Echo
What is the management for hypertrophic cardiomyopathy?
Avoid strenuous exercise and dehydration
BB
What are common causes of restrictive cardiomyopathy?
Amyloidosis
Sarcoidosis
Hemochromatosis
What common medical treatment can cause restrictive cardiomyopathy?
Chest radiation
In restrictive cardiomyopathy, which side typically fails first?
R side
What is the gold standard for diagnosing restrictive cardiomyopathy?
Endomyocardial biopsy
What is the classic triad of WPW syndrome?
Slurred upstroke of QRS (delta wave)
Wide QRS
Short PR interval
Generally speaking, heart dysrhythmias that are UNSTABLE get what treatment?
Tachy and unstable: synchronized cardioversion
Brady and unstable: pace
What pts with AFIB or atrial flutter get oral anticoagulation for long-term management
Pts with a CHADS-VASc score >/= 2
How does a RBBB appear on an EKG?
Rabbit ears in V1 and V2
How does a LBBB appear on an EKG?
W in V5 and V6
What is seen on an EKG in a pt with a 1st degree heart block?
Fixed, prolonged PR interval
What are the memory tools for 2nd and 3rd degree heart blocks?
Longer, longer, longer drop then you have a Wenckebach (Mobitz I)
Some Q’s don’t get through then you have a Mobitz II
P’s and Q’s don’t agree then you have a 3rd degree
What is the treatment for a 1st degree and Mobitz I heart block?
Asymptomatic: no tx
Symptomatic: atropine
What is the treatment for Mobitz II and 3rd degree heart block?
Permanent pacemaker
What is seen on EKG in pts with pSVT?
Regular rate and rhythm
HR: 160-220
P waves may not be visible
QRS usually narrow
What is the treatment for pSVT?
Vagal maneuvers
IV adenosine (or IV CCBs or BBs)
Sync. cardioversion if hemodynamically unstable (or meds aren’t working)
What medications can be tried if IV adenosine (1st line) does not work in a pt with pSVT?
Amio or procainamide
How is Vtach described on EKG?
Wide QRS tachycardia
HR: 100 - 250
All beats look the same (one beat can be replicated on the next)
What is the treatment for Vtach?
Sustained (> 30 sec): sync. cardiovert, unless pulseless arrest in which CPR and defib (unsync. cardiovert)
Nonsustained: no tx if asymptomatic; otherwise electrolyte correction +/- ICD placement
How is vfib described on EKG?
Disorganized with no associated pulse and no discernable P, T, or QRS waves
What is the treatment of vfib?
CPR + defib
Epi every 3-5 mins
Amio or lidocaine
ICD long-term
What commonly causes torsades?
Digoxin
Macrolides
Hypokalemia
What is the management of torsades?
IV mag sulfate
Heart failure with reduced ejection fraction (HFrEF) is classified as what?
Systolic HF
LVEF < 40%
Usually caused by ischemic heart disease/recent MI
Heart failure with preserved ejection fraction (HFpEF) is classified as what?
Diastolic HF
LVEF > 40%
Commonly caused by HTN, CAD, DM
Is L or R HF more common?
Left
Pts with R sided HF typically present with what symptoms?
SYSTEMIC - Roads
Fatigue
JVD
LE edema
Weight gain
Pts with L sided HF typically present with what symptoms?
PULM - Lungs
DOE
Tachypnea
Cough
Pulm crackles
According to the NYHA classification of HF, what symptoms are associated with class I (lowest class) and class IV (highest class)?
I: asymptomatic during daily activities
IV: symptoms at rest; any activity results in limitations
What lab is likely to be elevated on pts with HF?
NT-proBNP or BNP
Aside from HF, what other condition can also cause an elevated NT-proBNP/BNP?
Renal failure
What is the gold standard imaging study for HF?
Echo
What might be seen on a CXR in a pt with HF?
Cardiomegaly
Pulmonary congestion (Kerley B lines)
Pleural effusion
What is the treatment for HFrEF (systolic dysfunction)?
Fluid and salt restrict
Diuretic + ACEi or ARB + BB
ICD for pts with EF < 35%
What medications should be avoided in pts with HF?
Metformin
Thiazolidinediones
NSAIDs
CCBs
What is the treatment for acute decompensated HF?
O2
IV loop diuretic
IV vasodilator (nitro)
IV inotrope (dobutamine)
+/- IV vasopressors (norepi)
What is the most common cause of cardiogenic shock?
Acute MI
HR increases in all types of shock except which 1?
Neurogenic; HR decreases
Mixed venous oxygen (SvO2) decreases in all types of shock except which 1?
Septic; increases
In which type of shock does cardiac output increase early on, but decrease later?
Septic
Which 2 types of shock have increased pulmonary capillary wedge pressure (PCWP)?
Cardiogenic and obstructive
What will be seen on an echo in a pt with cardiogenic shock?
Decreased ventricular systolic function as well as decreased stroke volume
What is the treatment for cardiogenic shock?
ABCs
Avoid aggressive IV fluids
Inotropes (dobutamine, milrinone)
Vasopressors (dopamine, norepi)
Diuretics (furosemide)
What size does the aorta have to be dilated to to be considered an aneurysm?
> 3cm
A true aneurysm involves what layers of the aorta?
All 3
Pseudo only involves tunica intima and tunica media
What is the most common type of aortic aneurysm?
Abdominal (AAA) (infrarenal)
What imaging is performed in a pt with suspected AAA?
Stable: CTA w/con
Unstable: US
If a CXR or KUB is done on a pt with AAA, what might be seen?
Widened mediastinum
Enlarged aortic knob
Calcifications
What AAAs get repaired?
Emergency repair for ruptures
> 5.5cm (men)
> 5cm (women)
Rapidly expanding (> 0.5cm in 6 mos)
What is the screening recommendation for AAA?
1 time screening US for men 65-73 with a history of smoking
Where do Type A and Type B aortic dissections occur?
Type A: ascending aorta
Type B: descending aorta
How are aortic dissections managed?
Type A: emergency surgery
Type B: medical managment
What is the most common cause of aortic dissection?
Long-standing HTN
What are the imaging studies used 1st line for aortic dissection?
Hemo stable: CTA or MRA (if CT contraindicated)
Hemo unstable: TEE
What are the first line meds used when treating aortic dissection?
IV BBs
What are the 6 P’s of symptoms seen in arterial embolism/thrombosis?
Pain
Pallor
Pulselessness
Paresthesia
Poikilothermia
Paralysis
What is the gold standard imaging for diagnosing arterial embolism/thrombosis?
Catheter based anigo
Arterial embolism/thrombosis is a surgical emergency. What anticoagulation should be started while awaiting surgery?
Heparin
What condition is associated with polymyalgia rheumatica?
Temporal (giant cell) arteritis
What are the signs/symptoms of temporal arteritis?
HA, vision changes, jaw claudication, temporal scalp tenderness, temporal artery enlargement
What labs are elevated in pts with temporal arteritis?
ESR and CRP
What is the gold standard for diagnosing temporal arteritis?
Temporal artery biopsy
What is the treatment for temporal arteritis?
Prednisone
If vision loss: IV methylprednisolone
What artery is most commonly affected in PAD?
Superficial femoral artery
What is the most common risk factor for PAD?
Tobacco use
Symptoms of PAD will commonly include what?
Symptoms improve with rest and are reproduced with ambulation
Severe PAD will present with what symptoms?
Pain at rest
Standing or hanging their foot over the side of the bed improves pain
What is commonly seen on PE in PAD?
Weak or absent pulses
Thin/shiny skin
Hair loss
Lateral malleolar ulcers
If an ABI is done in the workup of PAD, what level indicates the diagnosis?
< 0.9
What is the gold standard imaging for diagnosing PAD?
Contrast arteriography
What are the signs/symptoms of chronic venous insufficiency?
Legs that feel heavy, aching, itching
Prolonged standing aggravates symptoms
Walking and elevation of legs relieves symptoms
What is commonly seen on PE of chronic venous insufficiency?
Dependent pitting edema
Hyperpigmentation and stasis dermatitis
Shallow ulcer over medial malleolus
What is the 1st line imaging for chronic venous insufficiency?
Venous duplex US
What is the Virchow triad?
Factors contributing to developing DVT
Circulatory stasis
Endothelial injury
Hypercoagulable state
What is the Homan sign?
Pain when squeezing the calf in a DVT
What is used to test the probability of a DVT?
Wells score
How many days would a pt need to be bedridden to be at increased risk for DVT?
> 3 days
How does a D-dimer test rule out a DVT?
Only if the D-dimer is negative does it r/o a DVT
What is the 1st line imaging for a DVT?
Doppler US
What is the gold standard for diagnosing a DVT?
Contrast venography
What anticoagulation is used for short-term and long-term use in pts with DVT?
Short: UFH and LMWH
Long: warfarin or NOACs (rivaroxaban or apixaban)
A massive iliofemoral DVT AKA phlegmasia cerulea dolens requires what treatment?
Thrombectomy or thrombolysis