Stuff I have got wrong is the past 3 Flashcards
Which HRT increases the risk of breast cancer the most?
Combined HRT
not oestrogen only
What is the most common cause of necrotising fasciitis?
Strep pyogenes
What is the MOST common complication from surgery to remove a fibroid?
Adhesions
What is used to highlight abnormal cervical cells during colposcopy?
Acetic acid
What nerves does chant Marie tooth affect?
PNS/ lower motor neurones
sx = weakness, high foot arches, LMN signs
What nerves does hereditary spastic paraparesis affect?
Upper motor neurone
sx = spasticity, hyperreflexia and gait disturbance
What percent occlusion should carotid endarterectomy be performed?
> 50% + symptoms of stroke
What is the likely STI if 6 polymorphs are seen on microscopy?
Chlamydia (if no -ve diplococci to suggest gonorrhoea then assume chlamydia)
When should a referral to a fertility service be made if a couple is having difficulty conceiving?
- Under 35 = 12 months
- Over 35 = 6 months
How is recurrent thrush treated?
- Induction regime = fluconazole every 3 days for 3 doses (1 dose every 3 days)
- Maintenance = weekly fluconazole for 6 months
What is a blood finding in anorexia nervosa (5)?
- Raised serum cholesterol
- Raised growth hormone
- Raised cortisol
- Low sex hormone levels
- Deranged electrolytes (most are low)
What is the most common benign brain tumour in children?
(Pilocytic astrocytoma)
What antibiotic most commonly reduces the seizure threshold?
Ciprofloxacin
What two hormones can be given to treat turners syndrome?
- Growth hormone (somatotropin) - to increase growth
- Oestrogen - secondary sexual characteristic
What is the imaging for orbital cellulitis?
CT orbit with contrast
What is the likely metabolic disturbance seen in hyperventilation?
Hypocalcaemia
often found in panic attacks
How should mild postnatal depression be managed initially?
Psychological therapy first, then SSRIs
What is klumpkes palsy?
Injury to lower brachial plexus + horners syndrome
often due to forced abduction of arm
What is the lesion associated with INO (e.g. if the person looks to the right and only their right eye can look that way - their left eye can’t adduct - what and where is the associated lesion)?
Left medial longitudinal fasciulus
*so ipsilateral to the eye unable
What is the first line investigation for non suspicious menorrhagia in a young woman?
FBC
What condition is associated with bilateral vestibular schwannomas?
Neurofibromatosis 2
What severe skin reaction is allopurinol known to cause?
Stevens johnson syndrome
If you vomiting within what time period requires emergency contraception to be taken again?
Within 3 hours
How should those with secondary dysmenorrhoea be managed?
Referral to gynaecology
What age should a child be bale to confidently run?
2 years
What is the period of school exclusion for scarlet fever?
24 hours after starting antibiotics
What is an organic cause of precocious puberty?
McCune-Albright syndrome
How should ADHD be managed?
- Watch and wait for 10 weeks since presentation
- Behavioural management/ family education
- Methylphenidate
What are head lice known as?
Pediculus capitis
How long should OCD be treated with SSRIs after going into remission?
12 months
How long should symptoms of PTSD, OCD, GAD, schizophrenia, adjustment disorder and mania go on for for a diagnosis?
- PTSD = 1 month
- OCD = 2 weeks
- GAD = 6 months
- Schizophrenia = 1 month
- Adjustment disorder < months
- Mania = 1 week
What are some blood findings in anorexia nervosa (5)?
- Hypercholesterolaemia
- Low T3
- Low FSH/LH
- Impaired glucose tolerance
- Raised growth hormone
What is the prevalence of schizophrenia in monozygotic twins?
50%
When does juvenile myoclonic epilepsy typically occur?
Shortly after waking
What blood finding can differentiate pseudoseizures and true seizures?
Raised prolactin levels
Where does eczema typically occur in infants, younger children and older children?
- Infants = face + trunk
- Younger children = extensor surfaces
- Older children = flexor surfaces
How does acetazolamide work in the management of IIH?
Carbonic anhydrase inhibitor
What are 3 types of Parkinson plus syndrome and what is their main feature?
- Progressive spranulear palsy = impairment of vertical gaze
- Multiple system atrophy = autonomic disturbance
- Corticobasal degeneration = alien limb/ useless hand