GP Flashcards
why might someone with DKA have a fever?
infection can trigger it
what should you give someone with pneumonia who is allergic to penicillin?
doxycycline or clarithromycin
what genes contribute to obesity
BMIQ1, BMIQ2, POMC
give 3 ways the domains of public health can be used in smoking
improving health services-stopping smoking services, advice for GPs
health promotion: increasing tax on tobacco, making packages less appealing
health protection: laws against smoking in public places
4 causes of AF?
drugs and alcohol
hyperthyroidism
ischaemic heart disease
valvular heart disease
what are the ECG findings of AF?
lack of p waves
irregularly irregular rhythm
2 first line options for AF?
propranolol
verapamil
side effects of beta blockers
postural hypotension
sleep disturbance
cold peripheries
ED
what is normative need?
when a professional determines what the patient needs
what is the mechanism behind increasing blood pressure with age?
increased preload-ageing kidneys
increased afterload-renin
how is blood pressure controlled?
sensed by baroreceptors in the aortic arch and carotid sinus-mediated with vagal tone
how do you calculate mean arterial pressure?
2X diastolic
+systolic
/3
where is aldosterone released from?
adrenals
what is QRISK
assessment of CVD risk
secondary causes of hypertension
renal artery stenosis SIADH Cushing's phaechromocytoma Conn's drugs-COCP, steroids, NSAIDs
what is first line in the management of hypertension?
lifestyle advice!
what is the blood pressure target if over 80?
150/90
how high does QRISK need to be to start a statin
over 10
what kind of CCBs do you use in hypertension?
hydropyrodine like amlodipine and nifedipine
what are non dihydropyrodines used for
stable angina
CAD
what can you use for hypertension in someone with renal artery stenosis
angiotensin receptor blockers-sartans (different to aldosterone antagonists)
what should you use in a black man with hypertension who has heart failure?
diuretics
what could hypercholesterolaemia be caused by?
familial
Cushing’s
cholestasis
hypothyroidism
what is the mechanism of statins?
HMG coA reductase inhibitor
give a reversible cause of hypercholesterolaemia
hypothyroidism
what increases the risk of digoxin toxicity
quinine
hypokalaemia so loop and thiazide
CCB
how is digoxin toxicity managed
heart monitoring and FAB antibodies
target blood pressure in diabetics?
130/90
stage 2 hypertension?
clinically 160/100
ABPM 150/95
what 3 things does asthma lead to
bronchial hyperresponsiveness leads to:
airway remodelling
increased secretions
bronchoconstriction
what does 33,92 CHEST mean?
signs of severe asthma attack PEFR<33 predicted sats<92% Cyanosis Hypotension Exhaustion Silent chest Tachycardia
what is COPD?
bronchitis
emphysema
what investigations would you do in COPD and why?
FBC-polycythaemia CXR-changes and pneumonia ECG echo-cor pulmone diagnosis sputum cultures if infection signs
COPD management
smoking cessation, weight loss pneumococcal and influenza vaccination SABA or SAMA add LAMA and maybe LABA+ICS add the ICS SABA, LAMA, ICS+LABA
what would you do in someone having a severe COPD exacerbation?
ABCDE-after finding resus results
CXR to exclude pneumothorax and ECG
O2 and salbutamol nebs
ABx
what organisms are likely to cause COPD exacerbations?
Moraxella catarrhalis H influenza S pneumoniae rhinovirus influenza
what is the difference between pharyngitis and tonsillitis?
tonsillitis has purulent discharge on top
what are the features of CURB65?
confusion
urea over 7
resp rate over 30
blood pressure under 90/60
what do you do with a CURB65 of 3?
admit
IV abx of cefuroxime or co amox+clary
staph aureus>add fluclox
MRSA>add vancomycin
what would you do with someone who’s 70 coughing with SOB, fever, confused, urea=9 and BP is 100/50?
CURB is 4-consider ICU admission
what would HbA1c be if someone was diabetic?
over 48mmol/mol
42-47 is prediabetic
what would blood glucose be if someone was diabetic
fasting>7
random or OGTT>11.1mmol/L
management of diabetic who has been on metformin, gliclazide and sitagliptin and BMI>35?
exanetide (absolutely exsanguinate them of sugar)
what are the 4 features of metabolic obesity?
abdominal obesity
hyperglycaemia
dyslipidaemia
hypertension
obese BMI?
30-34.9
why is glibenclamide and gliclazide more risky than metformin
can cause hypos
what is first line treatment for diabetes?
moderate exercise and calorie restriction, recheck HbA1c in 2 or 3 months for drug treatment
what diabetes medications can be used in pregnancy?
metformin and glibenclamide and insulin
what would you worry about in an ill diabetic on metformin if they developed stomach cramps, fatigue, vomiting and difficulty breathing?
lactic acidosis, doesn’t happen if they’re stable, only if precipitated by something
what common drugs cause renal impairment?
NSAIDs
ACEi
metformin
diuretics
give drugs that increase glucose requirement
steroids
side effects of metformin
GI upset
lactic acidosis
what does HbA1c need to be over to intensify T2DM management?
58mmol/mol
first line treatment for obesity
600kcal/day diet
30 min moderate exercise 5X per week
contraindications to orlistat use?
cholestasis
chronic malabsorption
SEs of orlistat
abdo distension/pain
steatorrhoea
hypoglycaemia
ADEK deficiency
types of gastric surgery
sleeve gastrostomy
gastric bypass
gastric banding
what precaution must you take in someone with kidney disease who has hypertension?
eGFR must be over 30
causes of CKD?
vascular-HTN/stenosis/atherosclerosis autoimmune-SLE, HSP, GPA congenital metabolic-DM infection-pyonephritis
what would you do if you suspected amyloidosis?
congo red stain on biopsy
amyloidosis management?
pred
chemo
liver transplant
what is stage 3 renal failure defined as?
30-59
how do you manage chronic kidney disease until it’s end stage?
BP control
statin
antiplatelet
what test do you use to calculate eGFR?
creatinine
what foods can coeliacs eat
potatoes and rice
what does a virus need to be for a pandemic spread?
novel virus
susceptible ppln with a large pool
means of sustainable transmission
causes human illness
what ages get the annual flu vaccination
2-8
what is in the preschool booster?
MMR
DTap and IPV
what do you do if there’s a notifiable disease/
notify proper officer at local council or health protection office within 3 days
what do you do if a child has red symptoms?
need to be assessed by a healthcare professional within 2 hours
why is codeine not used in children?
resp depression-can use oromorph
management of gonorrhoea
ceftrioxone (add azithromycin for chlamydia cover)
what are the signs of secondary syphilis?
fever, myalgia, hepatitis, rash on palms and soles, lymphadenopathy
when do you need to use contraception in pregnant women?
if exclusively breastfeeding-lactational amenorrhoea should last 6m, otherwise it can be 21d