Passmed Flashcards
Insulin when ill
Continue it, don’t change it but check blood glucose more frequently
Cancer patient VTE
6 months DOAC
pityriasis versicolor orgnaism
Malassezia furfur
prevention of vaso-occlusive crisis in sickle cell
Hydroxyurea
How long is shingles infective for?
5-7 days, until the lesions have crusted over
What is used for prophylaxis of oesophageal bleeding?
Propranolol
What drugs are contraindicated in people with hypertrophic obstructive cardiomyopathy?
ACEi
Codeine to morphone
Divide by 10
Primary hyperparathyroidism
- Tumour
- PTH high
- Calcium high
Secondary hyperparathyroidism
- low vitamin D/CKD
- high PTH
- low/normal calcium
Tertiary hyperparathyroidism
- hyperplasia
- high PTH
- High calcium
Chronic kidney disease staging
1: eGFR>90
2: 60-90 +some signs
3a: 45-59
3b: 30-44
4: 15-29
5 <15
Type of anaemia CKD
Normochromic normocytic
Management of bone disease secondary to CKD
- low phosphate diet
- phosphate binders
- vitamin D
- calcium
MEN 1
- primary hyperparathyroidism,
- pancreatic tumours,
- pituitary tumours
MEN 2a
- medullary thyroid carcinoma
- phaeochromocytoma
- hyperparathyroidism
MEN 2b
- medullary thyroid cancer
- phaeochromocytoma
- marfanoid body habitus
- neuroma
Diagnosis of phaeochromocytoma
24 hour urinary collection of metanephrines
Water deprivation test cranial diabetes insipidus
- starting plasma osmolality high
- final plasma osmolality <300
- desmopressin >600
Water deprivation test nephrogenic diabetes insipidus
- starting plasma osmolality high
- final plasma osmolality <300
- desmopressin <300
What is the reversal agent of dabigitran?
Idarucizumab
What is used for prevention of cluster headaches?
Verapamil
What causes lower zone lung fibrosis?
A: Asbestos
C: connective tissue disease
I: idiopathic pulmonary fibrosis
D; Drugs: e.g. methotrexate or nitrofuratoin
Atypical lymphocytes
Mono
First trimester when give iron
110
Second and third trimester when give iron
105
Sickle cell most common cause of osteomyelitis
Salmonella
What neurovascular structure is most likely to be compromised in a scaphoid fracture?
Dorsal carpal arch of the radial artery
When to repeat pregnancy test after termination
3 weeks
Which diabetes medications are contra-indicated in pregnancy?
- gliclazide
- liraglutide
Switch to metformin
What are the causes of tunnel vision?
- papilloedema
- glaucoma
- retinitis pigmentosa
- choroidoretinitis
- optic atrophy secondary to tabes dorsalis
- hysteria
Patau syndrome chromosome
13
NICE red flag for paeds traffic light
- Moderate or severe chest wall recession
- Does not wake if roused
- Reduced skin turgor
- Mottled or blue appearance
- Grunting
What is the most common complication of meningitis?
Sensorineural hearing loss
What does a preceding influenza predispose to
Staph aureus pneumonia
post splenectomy sepsis
Streptococcus pneumoniae
Haemophilus influenzae
Meningococci
What causes syphillis
Treponema pallidum
Conservative management of pneumothorax
Follow up every 2-4 days as an outpatient
normal pressure hydrocephalus
Urinary incontinence + gait abnormality + dementia
Visible haematuria following a URTI in a child
- IgA if 1-3 days
- post streptoccocal if 7-14 dyas
What do you give to treat an episode of severe alcoholic hepatitis
prednisolone
Treatment of vault prolapse
Sacrocolpopexy
What visual defect can a prolactinoma cause?
bi temporal superior quadrantanopia
What type of STEMI can affect the AV node?
Inferior STEMI
Features of achondroplasia
- short limbs and stature
- trident hands
- frontal bossing
- lumbar lordosis
- flattened nasal bridge
What cancer is linked to coeliac?
T cell lymphoma
Bloods tumour lysis syndrome
- hyperkalaemia
- hypocalcaemia
- incrased phosphate
- urate/uric acid high
Presentation of tumour lysis
- oligouria/renal failure
- confusion
- seizures
- nausa and vomiting
- muscle cramps and tetany
Renal colic pain mangement
IM diclofenac
Bacteria in periotoneal dialysis peritonitis
staph epidermis
What are the cerebellar signs?
- Dysdiadochokinesia
- Ataxia
- Nystagmus
- Intention tremor
- Slurred or staccato speech
- Hypotonia
Management of pyoderma gangrenosum
steroids
medical management of urge vs stress incontinence
urge: oxybutinin
duloxetine: stress
Management of angia
- GTN spray to stop attacks
- aspirin and statin
- CCB or BB first line
- Add in either CCB or BB if not controlled by one alone
- If cant tolerate a CCB then add in a long acting nitrate
When should you give a platelet infusion?
Platelet transfusion is appropriate for patients with a platelet count < 30 x 109 and clinically significant bleeding
What drug should be stopped before coronary angiogrpahy?
Metformin due to lactic acidosis
Breech baby normal baby check
All breech babies at or after 36 weeks gestation require USS for DDH screening at 6 weeks regardless of mode of delivery
Morphine for palliative patients with mild/moderate renal impairment
Oxycodone
Local anaesthetic toxicity
IV 20% lipid emulsion
Chronic myeloid leukaemia drug
Imatinib
How do you calculate positive predictive value?
Positive predictive value = TP / (TP + FP)
What are the signs of osmotic demyelination syndrome (also known as central pontine myelinolysis)?
symptoms of brainstem damage, such as spastic quadriparesis, pseudobulbar palsy, and emotional lability (i.e. pseudobulbar affect). Therefore, spastic quadriparesis is the correct answer.
How do you reduce the risk of peripheral retinopathy of isoniazid
pyridoxine
What increases the risk of azathioprine toxicity?
Allopurinol
What valve abnormality is turners associated with?
Bicuspid aortic valve
What is vitiligo associated with?
- addisons
- T1DM
- autoimmune diseases
For how long does lactational amenorrhoea work as contraceptive?
For 6 months
What is given for preterm prerupture of the membranes?
Dexamethasone
mania referral
urgent community
raised ICP imaging
CT head to rule out haemorrhage
what is a contraindication to digoxin?
Thiazide like diurtetics
Statins in pregnancy
stop them
what drugs to avoid in G6PD
sulf drugs
When is metaformin contraindicated?
If eGFR is less than 30
otitis externa if diabetes
ciprofloxacin to cover for pseudomonas
how long no food/non clear liquids before surgery?
6 hours
renal colic imaging
non contrast CTKUB
codeine to morphine
divide by 10
breakthrough dose
1/6th
ECG hypercalcaemia
Shortened QT
ECG hypocalcaemia
prolonged QT
correction of hypocalcaemia
calcium gluconate 10ml of 10%
ECG hyperkalaemia
- tall tented T waves
- small p waves
- widened QRS
What are the causes of an alkalosis and hypokalaemia?
- vomit
- diuretics
- cushings
- conns
What are the causes of acidosis and hypokalaemia?
- diarrhoea
- renal tubular acidosis
- acetazolamide
ca125
ovarian
ca 19 9
pancreatic
ca 15-3
breast
AFP
hepatocellular, teratoma
CEA
colorectal
investigation neoplastic spinal cord compression
whole spine MRI within 24 hours
which cancer is most common in non smokers?
Adenocarcinoma
Which cancers are central in lung
Squamous
Which cancers are peripheral in the lung?
Large cell
adenocarcinoma
What is the presentation of myxoedema coma?
Hypothermia and confusion
What is the management of myxoedema coma?
- IV thyroid replacement
- IV fluid
- IV corticosteroids (until the possibility of coexisting adrenal insufficiency has been excluded)
- electrolyte imbalance correction
Presentation of thyroid storm
- fever >38.5
- tachycardia
- confusion and agitation
- nausea and vomiting
- hypertension
- heart failure
- abnormal liver function test
Management of thyroid storm
- beta blockers
- symptom management e.g. paracetamol
- anti-thyroid drugs
- dexamethasone
What are the side effects of Biguanides
e.g. metformin - GI upset, lactic acidosis
What are the side effects of GLP-1 mimetics?
nausea, vomiting, pancreatitis
What are the side effects of thiazolidinediones?
e.g. pioglitazone
bladder cancer
What is given for premature rupture of the membranes?
10 days of erythromycin
MS prolapse
high dose methylprednisolone
Type 1 error
null hypothesis is rejected when true
Type 2 error
null hypothesis is accepted when flase
Late sign of cauda equina
Urinary incontinence
Hypotensive bradycardia
DONT SHOCK
What is power
the probability of detecting a statistically significant difference
How long should you wait before titrating up metformin?
a week
What is the method of the newborn hearing test?
Otoacoustic emission then if abnormal auditory brainstem response
Auscultation of idiopathic pulmonary fibrosis
fine end inspiratory crackles
Side effect of amiodarone
thrombophelbitis
If a semen sample test is abnormal, when should you retest
3 months
Melanosis coli
pigmentation of the colon due to laxative abuse
Impaired fasting glucose
A fasting glucose greater than or equal to 6.1 but less than 7.0 mmol/l
What is sildenafil contraindicated by?
Nitrates and nicorandil
Chondrocalcinosis joint
pseudogout
Impaired glucose tolerance
fasting plasma glucose less than 7.0 mmol/l and OGTT 2-hour value greater than or equal to 7.8 mmol/l but less than 11.1 mmol/l
Which drugs worsen glycaemic control
Thiazide diuretics
How should you test for HIV?
HIV p24 antigen and HIV antibody
What type of haemorrhage causes pinpoint pupils?
Pontine haemorrhage
In ACS what is contraindicated in patients with hypotension?
Nitrates
What are a risk factor for C diff?
PPIs
How do you calculate standard error?
standard deviation / square root of number of patients
What is the management of sudden onset sensori-neural hearing loss
Refer to ENT and give high dose oral prednisolone
antibiotic causing jaundice
co amoxiclav
Opioids for renal failure
- buprenorphine
- alfentanil
- fentanyl
What is a normal ABPI?
0.9-1.2
PAD ABPI
Less than 0.9
osteomalacia
- low calcium
- low phosphate
- high ALP
- Hight PTH
Bradycardia failure to atropine
- subcutaneous pacing
- transvenous pacing
Sarcoidosis
- skin rash (erythema nodosum) and cough
- test ACE
What electrolyte abnormality can lead to VT?
Hypokalaemia
MRSA pre surgery
- nasal mupirocin
- clorhexidine for skin
side effect of trimethoprim
Tubular damage leading to hyperkalaemia and raised serum creatinine
painless ulceration on genitals
syphilis
what is the treatment for sypilis
benzylpenicillin
what causes bacterial vaginosis?
gardnerella vaginalis
what is the main cause of rheumaitc fever
group A beta haemolytic streptococci
Restrictive cardiomyopathy echo
increased ejection fraction, reduced left ventricular volume
When would you do CABG over PCI for angina?
- over 65
- diabetes
- complex 3 vessel disease
Long term management of WPW
catheter ablation of the accessory pathway
What drugs are contraindicatied in WPW
- NDP CCB e.g. verapamil
- Digoxin
What heart condition haemochromotosis?
Dilated cardiomyopathy
Diastolic murmur + face erythema + opening snap
mitral stenosis
What murmurs are louder on expiration
- mitral
- aortic
what murmurs are louder on inspiration
- pulmonary
- tricuspid
ejection systolic mumurs
- aortic stenosis
- pulmonary stenosis
pansystolic murmurs
- mitral regurg
- tricuspid regurg
mid/late diastolic murmur
- mitral stenosis
- tricuspid stenosis
What reduces clopidogrel action
Omeprazole
mid humeral shaft fracture nerve
Radial nerve - wrist drop
Which drugs exacerbate psoriasis
beta blockers
Test for C diff
Stool toxin
What drugs cause gynaecomastia?e
- spironolactone (most common drug cause)
- cimetidine
- digoxin
- cannabis
- finasteride
- GnRH agonists e.g. goserelin, buserelin
- oestrogens, anabolic steroids
What is the formula for osmolarity
2Na + 2K + urea + blood glucose
Acute mesenteric ischaemia investigations
blood gas to show raised lactate
What is the max dose of metformin?
1g BD
How often should people with sickle cell get the pneumococcal vaccine?
Once every 5 years
Pancytopenia post chemo
myelodisplastic syndrome
lead pipe
ulcerative colitiis
trigeminal neuralgia
carbamazepine