07. AKT: Cancer/Heart Flashcards
What are some clinical manifestations of Marfan’s syndrome?
- Aortic disease: aortic root disease, leading to aneurysmal dilatation, aortic regurgitation, aortic dissection
- Cardiac: mitral valve prolapse
- Skeletal findings: excess linear growth of the long bones and joint laxity, arachnodactyly, pectus carinatum
- Ectopia lentis
Which class of antihypertensive is contraindicated in bilateral renal artery stenosis?
Angiotensin II receptor blockers
What are first line statin therapies for primary and secondary prevention of cardiovascular disease?
- Atorvastatin 40 to 80mg daily PO
- Rosuvastatin 20 to 40mg daily PO
What are the different diagnostic criteria for hypertension?
- Clinic BP: S > 140 and/or D > 90
- ABPM awake: S > 135 and/or D > 85
- ABPM asleep: S > 120 and/or D > 70
- ABPM 24 hours: S > 130 and/or D : 80
- Home BP: S > 135 and/or D > 85
What are some indications for using ambulatory blood pressure monitoring?
- Suspected white-coat hypertension
- Hypertension despite appropriate treatment
- Suspected episodic hypertension
- Patients with a high risk of future cardiovascular events (even if clinic BP is normal)
Which blood pressure measures are recommended to be used in absolute CVD risk calculators?
- Clinic BP
- Home BP
- Ambulatory monitoring BP
Clinical blood pressure - due to risk of underestimation with other measures
What do you need to ensure for an accurate ambulatory blood pressure monitor dataset?
- Atleast 2 measurements per hour during waking hours AND
- Average consists of at least 14 daytime measures AND
- 70% of readings obtained over 24 hour period
What is the definition of a “non-dipper” on ambulatory blood pressure monitoring and what is the significance?
- Mean night-time systolic ambulatory blood pressure should be at least 10% lower than the daytime level
- Non-dippers do not show a night-time lowering of blood pressure and are at increased CVD risk
What are the preferred DOACs for VTE treatment?
- Apixaban 10mg BD PO for 7 days and then 5mg BD PO or
- Rivaroxaban 15mg BD PO for 21 days and then 20mg daily PO
What are suggested timeframes for anticoagulant therapy for acute VTE in the following clinical situations?:
- Proximal DVT or PE that was unprovoked or associated with a transient (nonsurgical) risk factor
- DVT or PE associated with active cancer
- Proximal DVT or PE caused by major surgery or trauma that is no longer present
- Distal DVT that was unprovoked
- Distal DVT caused by a transient provoking factor
- Proximal DVT or PE that was unprovoked or associated with a transient (nonsurgical) risk factor: 3 to 6 months and consider extended therapy
- DVT or PE associated with active cancer: 3 to 6 months and consider extended therapy
- Proximal DVT or PE caused by major surgery or trauma that is no longer present: 3 months
- Distal DVT that was unprovoked: 3 months
- Distal DVT caused by a transient provoking factor: 6 weeks
Order the options for angina prevention in terms of preference
- Beta blockers/Non-dihydropyridine calcium channel blockers
- Dihydropyridine calcium channel blockers
- Long acting nitrates
- Nicorandil
When should diltiazem or verapamil (non-dihydropyridine calcium channel blockers) be avoided?
Left ventricular dysfunction (ejection fraction < 40%)
What are some factors that increase the risk of statin-related adverse effects?
- Pre-existing muscle, liver or kidney disease
- Acute kidney injury (rosuvastatin)
- High dose or high potency statin therapy
- Concurrent drugs that cause myopathy (e.g. colchicine, gemfibrozil) or inhibit the metabolism of statins (e.g. amiodarone, diltiazem, clarithromycin)
- Concurrent illness
- Frailty and advanced age
What are some modifiable predisposing factors for muscle symptoms with statins?
- Arthritis
- Alcohol consumption
- Diabetes
- Hypothyroidism
- Obesity
- Strenuous exercise
- Significant vitamin D deficiency
What are some features suggestive of statin-related muscle symptoms?
- Bilateral pain
- Aching or stiffness (rather than shooting pain or cramping)
- Pain located in the large muscle groups (e.g. thighs, buttocks)
- Onset 4 to 6 weeks after starting or increasing the dose of a statin
- High-dose or high-potency statin therapy
- Elevated serum CK concentration that decreases with statin withdrawal
Management of elevated triglycerides?:
- Mild (4mmol/L or less)
- Moderate (4mmol/ or more)
- Severe (>10mmol/L)
- Mild: Statin, if not responding to non-drug measures
- Moderate: Statin + fish oil +/- fenofibrate, if not responding to non-drug measures
- Severe: Statin + fenofibrate + fish oil + non-drug measures
What is the blood pressure target for patients wtih diabetes and albuminuria/proteinuria?
<130/80mmHg
Which antihypertensive classes receive the rate of progression of albuminuria?
- Angiotensin receptor blockers
- Angiotensin converting enzyme inhibitors
Do fibrates improve cardiovascular outcome?
They do not, but may prevent progression to severely elevated triglycerides and the associated risks (e.g. pancreatitis)
What are the ideal conditions for screening of primary aldosteronism?
- Ideally tested before starting antihypertensives
- If on therapy, use verapamil SR, prazosin, moxonidine and/or hydralazine for atleast 6 weeks
- Ensure normokalaemia
What is the most common cause of secondary hypertension?
Primary aldosteronism
When should renovascular hypertension be considered?
- Significant hypertension before 30yo
- Significant decline in renal function after ACEi
- Hypertension with significant renal size asymmetry
- Accelerated and severe progression of hypertensive state
Which clincial situations would you suspect and test for primary aldosteronism?
- Sustained BP > 150/100mmHg on 3 different measurements
- Hypertension resistant to three conventional antihypertensives
- Controlled BP on 4 or more antihypertensives
- Hypertension and spontaneous or diuretic-induced hypokalaemia
- Hypertension and adrenal incidentaloma
- Hypertension and sleep apnoea
- Hypertension and a family history of early-onset hypertension or stroke at a young age (<40 years)
- All hypertensive first degree relatives of a patient with primary aldosteronism
When should bupropion be considered for treating tobacco smoking and nicotine dependence?
- Cannot tolerate varenicline or combination NRT or found them ineffective
- Require concomittant treatment for depression
Contraindications for use of bupropion?
- History of seizures
- Eating disorders
- On monoamine oxidase inhibitors
- During abrupt withdrawal from alcohol or benzodiazepines (because seizure risk may be increased)
Management of oedema caused by dihydropyridine calcium channel blockers?
Combination of:
- Reduction in dose and/or
- Switch to non-dihydropyridine calcium channel blocker and/or
- Add RAS-blocking agent (venodilation helps reduce transcapillary pressure)
What are the definitions for the subclassification of heart failure?
- Heart failure with reduced ejection fraction (LVEF < 41%)
- Heart failure with mildly reduced ejection fraction (LVEF 41-49%)
- Heart failure with preserved ejection fraction (LVEF >49%)
Drug classes that improve HFrEF (start all at the same time or within 2 to 4 weeks)
- Renin-angiotensin system inhibitors
– Angiotensin receptor neprilysin inhibitor
– Angiotensin converting enzyme inhibitors
– Angiotensin II receptor blockers - Heart failure-specific beta blockers
- Mineralocorticoid receptor antagonists
- Sodium-glucose co-transporter 2 (SGLT2) inhibitors
When is sacubitril+valsartan contraindicated in HFrEF?
Hypotension
Factors where you would consider reclassifying up a risk category for cardiovascular disease?
- Coronary artery calcium score > 75th percentile for age and sex
- First Nations people
- Maori, Pacific Islander or South Asian ethnicity
- Family history of premature CVD
- Chronic kidney disease
- People living with severe mental illness
What is the recommended therapy for individuals with a Coronary Artery Calcium score > 100?
Preventative therapy with aspirin and a statin
What are the clinical manifestations of this cause of chest pain?
- Muscle strain
- Tenderness over the affected muscle is present and increases with stretching the muscle (e.g. taking a deep breath)
- Particularly of the intercostal muscles
What are the clinical manifestations of this cause of chest pain?
- Costosternal syndromes (costochondritis)
- Multiple areas of tenderness that reproduce the described pain, usually in the upper costal cartilages at the costochondral or costosternal junctions
- There is no swelling
What are the clinical manifestations of this cause of chest pain?
- Tietze syndrome
- Painful, nonsuppurative localised swelling of the costosternal, sternoclavicular, or costochondral joints, most often involving one joint in the area of the second and third ribs
- Rare, primarily affects young adults
What are the clinical manifestations of this cause of chest pain?
- Lower rib pain syndromes
- Pain in the lower chest or upper abdomen with a tender spot on the costal margin
- Pain can be reproduced by pressing on the spot
Treatment options for isolated musculoskeletal chest wall pain?
- Reassurance and explanation for all patients
- Temporarily avoiding aggravating activities
- Stretching
- Application of heat for muscle spasm or ice for swelling
- Simple analgesia
- Consideration of formal physiotherapy if symptoms persist
- Injection of local anaesthetic/corticosteroid
Main risk factors for melanoma are?
- Multiple common melanocytic naevi
- Dysplastic or atypical naevus syndrome
- Family history of melanoma
- Blistering sunburns as a child or adolescent
- History of melanoma or non-melanoma skin cancer
- Solarium use
- Fair complexion and a tendency to burn
- Marked sun exposure (e.g. during work and leisure time) and solar skin damage
- Immunodeficiency
What are some non-pharmacological management steps for anxiety in palliative care?
- Continuity of care and emotional support
- Ensuring adequate explanation of current and future treatment needs
- Addressing specific fears and concerns
- Specific behavioural interventions for anxiety management (e.g. relaxation techniques)
Management for an individual with average or only slightly higher risk of breast cancer?
- Mammogram every two years from 50 to 74 years of age
- Breast awareness