passmed Flashcards
SHORT STATURE AND AMEONNORHEA”?
TURNERS
FSH AND LH levels in amenorrhea
both will be raised
Menorrhagia, anaemia, bulk-related symptoms e.g. bloating/urinary frequency?
uterine fibroids
cocp are ci with ?
migraines with aura
how to differentiate between endometriosis and fibroids
endo pain is cyclical - ie before and during period
fibroids can be all the time and more likely to feel a palpable mass
typical history of ectopic pregnancy patient
female with a history of 6-8 weeks amenorrhoea who presents with lower abdominal pain and later develops vaginal bleeding
Shoulder tip pain and cervical excitation may be seen
typical history of UTI patient
Dysuria and frequency are common but women may experience suprapubic burning secondary to cystitis
typical history of PID patient
Pelvic pain, fever, deep dyspareunia, vaginal discharge, dysuria and menstrual irregularities may occur
Cervical excitation may be found on examination
typical history of ovarian torsion patient
Usually sudden onset unilateral lower abdominal pain. Onset may coincide with exercise.
Nausea and vomiting are common
Unilateral, tender adnexal mass on examination
typical history of patient with miscarriage
vaginal bleeding and crampy lower abdominal pain following a period of amenorrhoe
Chronic pelvic pain
Dysmenorrhoea - pain often starts days before bleeding
Deep dyspareunia
Subfertility
?
endometriosis
typical history of patient with ovarian cyst
Unilateral dull ache which may be intermittent or only occur during intercourse. Torsion or rupture may lead to severe abdominal pain
Large cysts may cause abdominal swelling or pressure effects on the bladder
most common side effect of progesterone only pill
irregular vaginal bleeding
why is the cocp CI in post natal women
in women whoa re breastfeeding increased DVT risk in 6-8 weeks
Stereotypical PCOS results
raised LH:FSH ratio
testosterone may be normal or mildly elevated
SHBG is normal to low
what happens with mirena coil
initially irregular bleeding followed by light menses or amenorrhea
what is first line drug for infertility in PCOS
clomifine
what is a common cause of recurrent first trimester miscarriage
anti phospholipid syndrome
PCOS should be diagnosed if 2/3 of the following criteria are present:
-infrequent or no ovulation (thus oligomenorrhoea is the correct answer in this scenario)
-Clinical or biochemical signs of hyperandrogenism or elevated levels of total or free testosterone (no mention of ‘low levels of oestrogen’)
-Polycystic ovaries on ultrasonography or increased ovarian volume
what is androgen insensitivity
genetically XY but are phenotypically female due to reduced/absent testosterone receptors in target tissues.
features of androgen insensitivity
‘primary amenorrhoea’
undescended testes causing groin swellings
breast development may occur as a result of conversion of testosterone to oestradiol
management of androgen insensitivity
counselling - raise child as female
bilateral orchidectomy (increased risk of testicular cancer due to undescended testes)
oestrogen therapy
how to diagnose androgen insensitivity
buccal smear or chromosomal analysis to reveal 46XY genotype
effects of the COCP on cancer
increased risk of breast and cervical cancer
protective against ovarian and endometrial cancer
two differentiating factors of levy body dementia
fluctuating cognition
hallucinations
Urinary incontinence + gait abnormality + dementia
normal pressure hydrocephalus
motor neuron disease is associated with that type of dementia
front-temporal
how would progressive supra nuclear palsy present
postural instability, impairment of vertical gaze, parkinsonism, frontal lobe dysfunction
what group of medications to avoid in Lewy body dementia and why
neuroleptics
such as haloperidol as it may cause irreversible Parkinsonism
secondary stroke management for pt with af?
aspirin for 2 weeks then life long anti coagulant
SE of mirtazipine
increased appetite
Obese, young female with headaches / blurred vision?
idiopathic intracranial htn
what virus is croup
parainfluenza
Ipsilateral oculomotor palsy and contralateral weakness of the upper and lower extremity
left posterior cerebral artery
Headaches, amenorrhoea, visual field defects
prolactinoma
Posterior inferior cerebellar artery
Ipsilateral: facial pain and temperature loss
Contralateral: limb/torso pain and temperature loss
Ataxia, nystagmus
basilar artery stroke?
locked in syndrome
amaurosis fugal stroke ?
retinal / ophthalmic artery
ipsilateral - same side
curtain coming down
similarities and differences between PICA and AICA
Ataxia, nystagmus
Pain and temperature loss: ipsilateral for face (trochlear nerve), contralateral for limbs (spinothalamic tract)
BOTH HAVE^^
AICA ONLY –Deafness
Facial paralysis (branches can compress the facial nerve)
FIRST LINE TX for croup
oral dexamethasone
coco increases risk of what cancer
cervical
breast
webers presentation ?
down and out
ipsilateral
Fluctuating consciencousness, behaving out of character, confusion would indicate what type of haemorrhage
subdural
long term side effect od levodopa
at peak dose it can cause chorea, dystonia after pt has been taking it for a few years
Middle-aged, personality changes, involuntary movements?
huntingtons
a headache linked to valsalva manouverus would indicate ?
raised ICP so a lumbar puncture would be CI
what class of medication can lead to medication overuse headache
opioids such as co cocodamol
what class of medications are mostly linked to behaviour changes for patients with Parkinson’s
dopamine receptor agonists such as ropinorole
what medication for bipolar can cause , diminished tendon reflexes excess thirst, feeling cold, and weight loss
lithium
when are seri’s contraindicated for patient with depression
if patient is on warfarin
manic episodes
ischaemic heart disease
what ssris are safe to use during breastfeeding
sertraline
paroxetine
first rank symptoms of schizophrenia
thought broadcasting, thought withdrawal, delusional perceptions and auditory hallucinations among others.
how can we differentiate between posterior circulation stroke and vestibular neuronotis
HinTS exam
is hearing loss in Menderes unilateral or bilateral
unilateral
will also causie tinnitus
at what bmi does the use of coco outweighs the benefits
bmi over 35
what medication is used in Menieres to prevent attacks
betahistine
viral labrynthitis typical history ?
recently developed an upper respiratory tract infection presents with vertigo and vomiting. Hearing is also affected. The symptoms came on suddenly
horizontal nystagmus
a patient has a feeling of ‘fullness’ and ‘pressure’ in ears what does this indicate
menieres disease
low calcium low phosphate and bone pain and raised alp think ??
OSTEOMALACIA
what biochemistry would pagets show
raised alp
normal ca and phosphate
what symptom of croup would make you want to admit a child to hospital ?
stridor at rest
why should you not examine the throat in croup
if stridor is found it can cause further airway obstruction
most common cause of stridor in children
laryngomalacia
if mycoplasma pneumonia is found what abx would you give to a child ?
erythromycin
what is a common side effect of saba
tremor
what would constitute life threatening asthma
bradycardia
dysrhythmia
hypotension
92% or lower
silent chest
what would constitute severe asthma
can’t complete sentences
rr>25/min
PEFR 33-50
non resp related features of cystic fibrosis
short stature
dm
delayed puberty
rectal prolapse
nasal polyps
male infertility
drug contraindications for asthma
beta blockers
adenosine
what is the target o2 sat in acute asthma
94-98
acute epiglottis is caused by what /
Haemophillis influenzai b
next steps for adult suspected asthma after presenting at gp
fractional exhaled nitric oxide + spirometry/bronchodilator reversibility test
strongest risk factor for developing a bells palsy?
pregnancy
who should be given ipratropium bromide
patients with severe or life threatening asthma , or in patients who have not responded to beta agonist and corticosteroid treatment
a normal pco2 of a patient with an asthma attack would indicate ?
life threatening as it is a sign of tiring respiratory effort as the high rr driven by hypoxia should result in a low pco2
what is the adult criteria to be met for asthma
- exhaled Reno of 40 parts per billion
-post bronchodilator improvement of more than 200ml
-post - bronchodilator improvement in FEV1 of 12 % or more
-
what monoclonal antibody is used to prevent babies from getting rsv
palivizumab
what is eczema herpeticum described as
monomorphic punched out erosions usually 1-3cm in diameter
difference of distribution of eczema rash of infants and older children
infants- extensor surfaces knees and elbows
older- elbow crease, knee crease , face and neck creases
how does seborrhoea dermatitis present in infants
greasy, yellow rash with flaky scales most common on scalp
Oral ulcers + genital ulcers + anterior uveitis
Behcets
first line medication for mild urticaria w sleep sx
chlorophenamine
severe or resistant urticaria you would give ?
oral prednisolone
how would erytheme multiforme present
giant non itchy target lesions
target lesions- dark centre with a blister, a ring around this that is pale pinkand raised with bright red outermost ring
what drugs commonly cause urticria
aspirin
penicllin
nsaids
opiates
how would lichen sclerosus present
itchy white patches on genitals
intense itching
thinning of vulvar skin
first line tx for mild urticaria
non sedating anti histamine like loratadine
what is nikolsly sign positive
blisters and erosions on gently rubbing the skin
what is pompholyx eczema characterised by
acute eruptions of deep seated vesicles in the palms and fingers
what is the main side effect of using topical decongestants for prolonger periods
tachyophylaxis
patients feel that their eyes are gritty and sometimes stick in the morning, what is this?
blepharitis
what are the first rank symptoms of schizophrenia
thought broadcasting
thought withdrawal
delusional perceptions
auditory hallucinations
how to differentiate acute stress disorder vs PTSD
Acute stress - first 4 weeks sx
ptsd- after 4 weeks
what should patients be warned about before taking pregablin
increased risk of suicidal thinking and self harm
weekly follow up is recommended for the first month
define obsession
intrusive, unpleasant and unwanted thought
body dysmorphia ocd medication
fluoxetine
define compulsion
senseless action taken to reduce the anxiety caused by the obsession
if first line SSRI is ineffttive in GAD what is second line
duloxetine or
If patient w ocd feels better with sertraline and wants to stop what is the guideline
to continue for 12 months
what part of the brain is involved in the flight or fight response
amygdala
what is the system to assess pressure sores
Waterlow score
when can orthostatic htn be diagnosed
after lying standing bp if the systolic drops below 20mmhg or more
a drop to below 90 even if less than 20
first line management for alzheimers
donepzil
acetylcholinesterase inhibitor
what medication/s are CI in patients with parkinsins
lorazepam
what is commonly prescribed when patients are in an acute confusional state and become aggressive
haloperidol
if Parkinson’s then lorazepam
typical history of a myasthenia graves patient
40yr old woman with muscle weakness, affecting her legs , double vision but better with rest
management of myasthenic crisis?
iv immunoglobulin + plasmapharesis
what is polymyositis
inflammatory disorder causing symmetrical proximal muscle weakness
associated with malignancy
features of polymyositis
-proximal muscle weakness +/- tenderness
-raynauds
- rest weakness (COPD hx)
what would investigations show
increased CK
AST AND ALT may also be raised
what is Lambert eaton syndrome
in association with small cell lung cancer
limb girdle weakness
What are the features of anorexia
Reduced bmi
Bradycardia
Hypotension
Enlarged salivary glands
Physiological abnormalities of anorexia ?
Hypokalaemia
Low fsh lh oestrogens testosterone
Raised cortisol and growth hormone
Impaired glucose tolerance
Low t3
bullimia vs binge eating disorder ?
bullimia = binge eating followed by compensatory mechanisms , vomitting, laxatives
binge eating = binge but no compensation
first line tx for anorexia?
anorexia focused family therapy
what are the indications for surgical management of ectopic pregnancy
- ruptured ectopic
-signs of infection ie fever - fatal heartbeat on uss
-significant pain
>35mm mass
-hcg above 5000
expectant management of ectopic is used if ?
-unruptured embryo
- <35mm in size
- no heartbeat
- asymptomatic
- hcg <1000
first line medical management of ectopic
methotrexate
when should salpingostomy be used instead of salpingectomy in ectopic ?
when woman has risk factors for tube damage such as PID
How will a threatened miscarriage present
painless vaginal bleeding and closed cervical os
management for incomplete miscarriage
single dose misoprostol
If bishop score is above 8 what is the management
Cervix is ripe or favourable , high chance of spontaneous labour
If bishop score is above 8 what is the management
Cervix is ripe or favourable , high chance of spontaneous labour
Management if bishop score is below 6
Vaginal prostaglandin or oral misoprostol
First line investigation for PROM
Sterile speculum examination
Main complication of induction of Labour ?
Uterine hyper stimulation
is respiratory depression occurs in pregnancy with mag sulph what would you give
calcium gluconate
what position would woman be in for mcroberts manouvere
supine with both hips fully flexed and abducted
correct position for women who have cord prolapse?
all four
knees and elbows
how long should magsulphate be given for eclampsia
24 hours after delivery/ last seizure
first line medication for eclampsia
labetalol
main features of encephalitis
fever headache psychiatric symptoms seizures vomitting aphasia
where does encephalitis typically affect
temporal and inferior frontal lobes
what are the contraindications of a lumbar puncture
focal neurological signs
papilloedema
significant bulging of the fontanelle
disseminated intravascular coagulation
signs of cerebral herniation
what is the most common complication of meningitis
sensorineural hearing loss
how would you differentiate between meningitis rash and meninigoccal septicaemia rash
meningitis- non blanching rash
meningococcal- purpuric rash - more purple and black