UWorld_7.19 Flashcards
Tx of lichen sclerosis
high-potency vaginal steroids
Tx of atrophic vaginitis
low-dose vaginal estrogen
Causes of bilious emesis @ neonate
- meconium ileus
- hirschsprung disease
- malrotation
- duodenal atresia
Bilious emesis @ neonate + gasless abdomen on abd. xr ==> evaluation?
- upper GI series:
- if ligament of treitz on right side ==> malroation
Evaluation of dilated loops of bowel on abd. XR
- constrast enema
- @ microcolon ==> meconium ileus
- @ rectosigmoid transition zone ==> hirschsprung
Double bubble sign ==> dx?
duodenal atresia
blunt chest trauma + hemorrhagic shock + tracheal deviation ==> dx?
hemothorax
Cause of urinary retention in older person w/sciatica
pain prevents valsalva (esp. if also BPH present)
Indications for cystoscopy
- gross hematuria w/out evidence of glomerular disease or infection
- microscopic hematuria w/risk for malignancy
- recent UTIs
- obstructive sx w/suspicion for stricture/stone
- irritative sx w/out urinary infection
Risk factors for bladder cancer
- smoken
- occupation: pains, metal workers
- chronic cystitis
- cyclophosphamide exposure
- pelvic radiation
Furuncle presentation
- skin abscess
- usually 2/2 s. aureus
- painful pustule/nodule draining purulent material
Myxoma presentation
- constitutional sx: fever, weight loss, raynauds
- CV
- embolization
- lung invasion
Loss of peripheral vision + cupping of optic disc ==> dx?
open-angle glaucoma
Justification for anti-depressants in teens
risk for suicide from untx depression outweighs risk of suicide from taking meds
Mechanism of amenorrhea in female athletes
-decreased GnRH and LH ==> decreased estrogen
Risks for aspiration PNA
- poor dentition
- upper GI instrumentation
- GERD
- dysphagia
- impaired consciousness
Hyperthyroidism w/low radioiodine uptake
- silent/painless thyroiditis
- subacute/de Quervain’s thyroiditis
Mesenteric ischemia presentation
- rapid onset periumbilical pain (severe)
- pain OUT OF PROPORTION to exam
- hematochezia (late complication)
Papilledema impact on vision
- caused by increased ICP
- transient vision loss for seconds w/changes in head position
- req. urgent evaluation b/c canc lead to vision loss
rapid correction of hypernatremia ==> ?
cerebral edema
rapid correction of hyponatremia ==>
osmotic demyelination
Presentation/tx of bacillary angiomatosis
- bright red, firm, friable exophytic nodules
- caused by bartonella
- tx = oral erythromycin
Succinylcholine SE/contraindication
- depolarizing m. relaxant
- can lead to K+ release; contraindicated @ hyperkalemia
