Cardio Flashcards
Atherosclerosis is mainly caused by
endothelial cell dysfunction
Treatment of Prinzmetal angina
Calcium channel Blocker and nitrates
In myocardial infarction what do you observe in the 0-24hrs
- Early coagulative necrosis
- Edema and wavy fibers
- NEUTROPHILS appear
What is the mechanism of the short acting nitroprusside
Balance venous and arterial vasodilators; decreases left ventricular preload and After load
Best heard at the left 3rd and 4th intercostal spaces. Murmur is usually loud and accompanied by thrill
Ventricular Septal Defect
Endocarditis in (IVDU) intravenous drug users is caused by
Staphylococcus Aureus
The x descent is reduced or absent on the JVP (jugular venous pulse) graph in what conditions?
- Tricuspid Regurgitation
- Right side HF
(d/t reduced pressure gradients)
Which cardiac medication for AFib can cause Torsades de Pointes
SOTALOL, amiodarone, dofetilide (Class III antiarrhythmics)
Loss of sensation over right suprapubic area. Which nerve is most likely injured
IIiohypogastric nerve
CYP450 inducers
Carbamazapine, Phenobarbital, Phenytoin, Rifampin, Griseofulvin, Chronic Alcoholic use, Grapefruit Juice
Which antibiotic is most appropriate for treating lung abscess in alcoholoics
Clindamycin
Concurrent use of which medication with STATINS is associated with increased risk of MYOPATHY and RHABDOMYOLYSIS (muscle pain, dark urine)
Erythromycin (CYP 450 inhibitor)
Prominent Y descent on JVP (jugular venous pulse) graph is indicative of what condition?
Constrictive Pericarditis
Acetylcholine dilates epicardial coronary vessels by acting on
Arginine
Which medication is used to to reduce heart rate, cardiac output and myocardial oxygen demand
Cardio-selective Beta Blockers
Metoprolol, atenolol, bisoprolol, nebivolol
Atherosclerosis mainly affect
Abdominal aorta > coronary artery > popliteal artery > carotid artery
What is dextrocardia?
Heart on right side
Medication for Focal seizures, Depressive episodes and adverse effect of Steven -Johnson syndrome
Lamotrigne
Endomyocardial fibrosis with prominent eosinophilic infiltrate
Loffler syndrome
Thrombosis with incomplete coronary artery occlusion with T-wave inversion on ECG but no cardiac biomarker elevation
Unstable Angina
In hypovolemic shock what parameters are observed
Decrease PCWP (preload), Decrease Cardiac Output (CO) and Increased Systemic Vascular Resistance (SVR)
The most common cardiac anomalies with down syndrome are
Atrial Septal Defect and Ventricular Septal Defect
Which medication is most useful in treating Acute seizure disorder and Bipolar disorder
Valproate Acid
A thrombus of a LEFT DOMINANT circulation obstructs
Left Circumflex Artery
Heavy smoker male of <40 years old. Intermittent claudication leading to gangrene. Autoamputation of digits, superficial nodular phlebitis
Buerger disease (Thromboangiitis obliterans)
Diastolic murmur heard at the apex of the heart (mitral area) is associated with what? (Diastolic crescendo murmur)
Mitral Stenosis
What are the 2 types of holosystolic murmurs heard at the tricuspid area?
- Tricuspid Regurge
2. VSD
Exertional chest pain with ST depression on ECG resolved with rest or nitroglycerin
Stable Angina
What dz is associated with Paradoxical Splitting?
Aortic Stenosis
Left Bundle Branch Block
Failure of the aorticopulmonary septum to spiral causes
D-transposition of great vessels
Increased sensitivity to loud noise (hyperacusis) is most likely associated to injury to which nerve
Facial Nerve (stapedius nerve)
Endocardial thickening with dense fibrous thickening around the tricuspid and pulmonary valve
Carcinoid Syndrome
Hemorrhage, dehydration, burns, cold and clammy skin
Hypovolemic shock
Systolic murmur heard at the apex of the heart (mitral area) is associated with what?
Mitral Valve Prolapse
Treatment for Dilated cardiomyopathy
Na restriction ACE inhibitors Beta Blockers Diuretics Digoxin
What causes Patent Foramen Ovale?
Failure of Septum Primum and Septum Secundum to fuse at birth
Where is an S4 heart sound best heard?
At apex w/ pt in left lateral decubitus position
considered abnormal regardless of age
What parameters is most likely to decrease during peak stress compared to resting state
Total systemic vascular resistance
Rheumatic heart disease can lead to development of
Mitral Stenosis/Mitral Regurgitation
Electrical conduction in the heart flow
AV node–ventricular muscle–atrial muscle–purkinje system
What are the lab findings in Takayasu arteritis
- Granulomatous thickening and narrowing of aortic
arch and proximal great vessels - Increased ESR
What is Wide S2 Splitting?
Splitting varies on inspiration and expiration
- Double sound on expiration
- Double sound is accentuated on inspiration
Heavy smoker male of <40 years old. Intermittent claudication. Autoamputation of digits, superficial nodular phlebitis
Buerger disease (Thromboangiitis obliterans)
What causes wide splitting?
Conditions that delay the RV emptying –> delayed pulmonic sound on inspiration
Mitral Valve Prolapse is a common CONNECTIVE TISSUE disorder in conditions such as
Marfan and Ehlers Danlos Syndrome
An exposure to asbestos increase risk of
Bronchogenic Carcinoma
Medication for Maniac episode, depression and maintenance associated with Ebstein anomaly
Lithium
What is fixed S2 splitting?
wide and fixed
Splitting does not vary on inspiration and expiration
The splitting sound is equidistant on both expiration and inspiration
(GREATLY Delayed pulmonic closure)
MPO-ANCA/p-ANCA, Increase IgE level
Eosinophilic granulomatosis with polyangiitis (Churg-Strauss)
Which valve is the most commonly involved valve in bacterial endocarditis
Mitral valve
Most common site for thromboembolism in AFib
Left Atrial Appendage
What mechanisms are associated with S4 heart sound?
- High atrial pressure —> ventricular noncompliance
Left atrium pushes against stiff LV wall
Carotid artery is derived from which arch
THIRD aortic arch
Interruption of which central nervous pathway leads to BILATERAL MILKY NIPPLE DISCHARGE (galactorrhea), AMENORRHEA (absences of menses)
Tuberoinfundibular pathway
Treatment for Unstable Angina/NSTEMI
- Anticoagulation (Heparin)
- Anti-platelet (Aspirin)
- Beta blockers
- ACE
- Statins
Scarlet Fever can predispose to
Rheumatic Fever and Glomerulonephritis
Stab wound directed laterally at the anterior chest wall in the fifth intercostal space along mid clavicular line will affect
Left Lung
What are the symptoms of pericarditis?
- Pleuritic pain
- Pain on inspiration
- Friction Rub
- Relieved when lean forward
What structure lies at the L1/L2 level to prevent propagation of DVT
Inferior Vena Cava
Mid-diastolic, low pitched, rumbling murmur that may begin with an opening snap
Mitral Stenosis
Necrotizing vasculitis involving LUNG, KIDNEYS and SKIN with pauci-immune glomerulonephritis and palpable purpura. No granuloma
Microscopic polyangiitis
What is Patent Ductus Ateriosus (PDA) derived from
SIXTH Aortic Arch
Which medication used to treat MAJOR DEPRESSIVE DISORDER has NO sexual side effects
Bupropion
Dilated cardiomyopathy is associated with which conditions
- Alcohol Abuse
- Wet Beriberi
- Coxsackie B viral myocarditis
- Chronic cocaine use
- Chagas disease
- Doxorubicin
Friedreich ataxia is associated with which cardiac condition
Hypertrophic cardiomyopathy
Turner syndrome is associated with congenital anomalies of the aorta and the most common is
Bicuspid Aortic Valve
followed by Coarctation of Aorta
Cardiac Tamponade can present with
Beck Triad. (Hypotension, distended neck veins, distant heart sound)
Lack of aorticopulmonary septum formation leads to
Persistent Truncus Arteriosus
HBsAg with elevated ALT and AST is indicative of
Complete Resolution
Tearing sudden onset of chest pain radiating to the back (+/- unequal BP in arms). CXR show mediastinal widening.
Aortic Dissection
What Rx causes ebstin anomally in utero?
Lithium
Holo-systolic murmur best heard at the left 2nd and 3rd intercostal space. Increase with inspiration
Tricuspid Regurgitation
Fixed Splitting of the second heart sound
Atrial Septal Defect
Oxygen consumption in various organ measured will show the most difference between
Aorta and Coronary Sinus
3-14 days of myocardial infarction what is seen
- Macrophages
2. Granulations
Examples of Non-cardio selective Beta blockers
Nadolol, propranolol
In chronic kidney disease the conversion of which apart of the vitamin D synthesis is impaired
25-hydroxyvitamin D—> 1, 25-dihydroxyvitamin D
Posteromedial papillary muscle is supplied by which artery
Posterior Descending Artery
Aortic stenosis can lead to…?
SAD
- Syncope
- Angina
- Dyspnea
- Decreased perfusion (systemic)
Migratory polyarthritis, carditis, Nodules in skin, Erythema marginatum and Sydenham chorea
Rheumatic Fever
What causes delay in RV emptying?
Pulmonic stenosis
Right Bundle Branch Block
Asthma, sinusitis, skin nodules or purpura, peripheral neuropathy (eg. wrist/foot drop). Increase IgE level and p-ANCA
Churg - Strauss ( Eosinophilic granulomatosis with polyangiitis
Flu-like symptoms and joint pain associated with Giant cell arteritis is
Polymyalgia rheumatica