Lectures Flashcards
(31 cards)
When would you use non-selective beta blockers (blocks beta 1 and 2 receptors)
In thyrotoxicosis
e.g. propanolol
Name a non-selective beta blocker
Propanolol
Beta blockers and heart failure
Good in the medium/long term, but can worsen in the short term
Name two dihydropyridine and side effect
Amlodipine, nifedipine
Ankle oedema
Name two rate limiting calcium antagonists
Verapamil, diltiazem
Which drugs are good for kidneys in diabetic nephropathy?
ACE inhibitors
Which drugs should you never use in pregnancy induced hypertension
ACE inhibitors
If you give this type of drug to people with aspirin sensitivity, it can cause asthma
Antiplatelets (e.g. aspirin, clopidogrel, ticagrelor)
Thrombin IIa inhibitor
Dabigatran
Factor Xa inhibitor
Rivaroxiban
Avoid these drugs in severe diabetic retinopathy and peptic ulcer
Fibrinolytics (e.g. streptokinase)
Which drugs would you use in hypertriglyceridaemia and low HDL cholesterol
Fibrates
reduce TG and raise HDL i think
Side effects of anti-arrhythmic drugs
Phototoxicity
Pulmonary fibrosis
Thyroid abnormalities
Signs of digoxin toxicity
Nausea, vomitting, yellow vision, bradycardia, heart block, ventricular arrhtyhmias
Non-invasive investigations of lower limb ischaemia
ABPI
Duplex ultrasound scanning
Invasive investigation of lower limb ischaemia
Magnetic resonance angiography
CT angiography
Catheter angiography
Drug used in intermittent claudication
Cilostazol
STAINS POSITIVELY FOR CONGO RED
EXHIBITS GREEN APPLE BIREFRINGENCE
Amyloid
Aschoff bodies
Rheumatic fever
Causative organism in prosthetic valve endocarditis
S. epidermidis
Non-bacterial thrombotic endocarditis is commonly associated with what type of cancers?
Mucinous adenocarcinomas
Libman-sacks endocarditis
Associated with Lupus:
Small sterile emboli
Often undersurfaces of the valves or on chords
Range of changes – often small asymptomatic deposits or significant valvulitis
What are carcinoid tumours?
Neoplasms of neuroendocrine cells
What is carcinoid syndrome?
Excess 5HIAA, serotonin, histamine, bradykinin etc produced by tumour - flushing of skin, nausea, vomiting, diarrhoea
PRODUCES RIGHT SIDED CARDIAC DISEASE
-tricuspid and pulmonary insufficiency