part 3 Flashcards
38 yo guy with schiaoaffective disorder comes with malaise, abdo pain, nasuesa, tremors. LOA. recent change in medication. elevated ALT/AST. what is culprit drug?
valproate
37 yo woman with 7 month history of amenorrhea and galactorrhea. pituitary adenoma found on MRI, 6mm. next step? approach to pit adenoma?
start cabergoline/bromocriptine. If refractory, or if greater than 3 cm, then you can do transsphenoidal surgery. if asx, observe
urinary stone. what warrants urological consult?
AKI, anuria, or urosepsis (fever tachy). or BIG stones greater than 1 cm. ureteral dilation is expected but not absolute indication of referral
60 yo man with 6 month history of back pain, thigh pain, headache. femoral bowing, unilateral hearing loss. dextroscoliosis in thorax, neuro is normal. dx?
paget’s disease of bone. rickets has some malabsorption problem but no hearing loss
2 year old girl with quotidian fever, maculopapular rash worse with fever, and fixed arthritis, dx? leukocytosis, thrombocytosis and elevated ESR, anemia.
systemic JIA
28 yo woman, IV drug user, infective endocarditis, has 2:1 AV block. dx?
Aortic regurg, perivalvular abscess. GOTCHA
6 yo boy with noisy breathing at night and mouth breather by night. gasping for air. weight is 25th percentile. dx?
OSA. kids dont need to be obese, often mouth breathe
violaceous tender indurated nodules on legs after bactrim. dx?
erythema nodosum
patient with visual/tactile bugs crawling hallucinations, skin picking, weight loss, tooth decay. dx?
chronic meth use
12 day old baby with rhinorrhea and wheezing , tachypnea. dx and complication associated with this?
bronchiolitis, and apnea
clean vs “dirty” surgery SSI abx prophylaxis. what to use for clean? if penicillin allergy?
1st line cefazolin (2nd gen ceph) if allergic, vanco or clinda
25 yo with anemia jaundice splenomegaly, spherocytes on film and positive coombs test and no family history. dx?
AIHA
symptomatic hypercalcemia. parathyroid is low. 1,25 vit D is low. dx? if vit d is high then?
hypercalcemia of malignancy/ lymphoma or sarcoidosis
suspected ovarian cancer in postmenopausal female, U/S shows 5 cm cyst. next step?
RMI–> do an CA125- much more specific in postmenopausal women. dont do needle biopsy because can seed
1 year old girl drinks a lot of cows milk, has microcytic anemia. dx? and rx
IDA, give oral iron
epidural done for delivery. now mom 10 days later has neurological symptoms in lower leg and back pain, fever. dx? next stpe
spinal epidural abscess. do urgent MRI
deaf boy and long QT. rx?
propranalol and pacemaker
how does hyperPTH cause HTN?
PTH stimulates zona glomerulosa for aldosterone production. and stiffens arteries?
PPROM in mom with 26 week GA baby. has fever, tachycardia. fetal tachy and purulent discharge from cervix. dx? and next step?
chorioamnioitis deliver NOW
72 yo with T2DM and slight drop in BP on standing has a syncope episode when putting on tie. dx?
vasovagal. carotid massage in elderly very sensitve
vulva pain and pruritis plus wickham’s striae, dx? and rx
lichen planus. steroids
UGIB, with Hb 6.8. given fluids. next step?
give PPI (not famotidine) and also packed red blood cell. whole blood when volume depeleted
oily nonbloody profuse watery stools after trip to lake. dx and patho?
giardia, local epithelial disruption
45 yo white man presents with cough SOB and hemoptysis for 2 days. PMH chronic sinusitis, works for granite company. creatinine increased. bilateral lung nodules on chest imaging. tracheal narrowing and ulceration dx?
WeCeners (granulomatosis with polyangitis)
57 yo woman with postmenopausal bleeding. light spotting she says, and asymtpomatic other wise. normal PE. next step?
Pap smear and endometrial biopsy (usually u/s done first)
63 yo man falls on shoulder, now has weakness on abduction. passively can but active is bad. the intial abduction is bad. drop test is abnormal. dx?
rotator cuff tear. surgical neck fracture/deltoid is best appreciated on full extension, not abduction. also should have tenderness and swelling
if there is a lot of study participants that leave, what kind of bias? surveillance bias, reporting bias, or selection bias?
selection (a type of attrition bias) surveillance is when you get more dx because more check ups. reporting is when subjects don’t report properly
7 yo girl with nasal sinusitis, nasal polyps and loose stools and failure to thrive. grey shiny masses after blowing nose at nasal turbinates. dx?
CF. Primary ciliary dyskinesia does not have GI sxs
town A has more leukemia patients than town B, best research study to use to compare incidence?
cohort
congenital hypothyroid. TSH 110 in baby. mechanism?
thryoid dysgenesis
cocain intoxication. give Bb?
can lead to unopposed alpha stimulation, worsen HTN
tourette’s disorder in kid. rx?
antipsychotic
ovarian torsion in pregnant mom, corpus luteum removed. 8 wk baby. what to do?
supplement progestin
T2DM, morbidly obese guy comes with perianal, scrotal, and abdo skin cellulitis like sxs. there is crepitus though. dx?
fourneiers gangrene
pain when patella is compressed into femoral groove. dx and rx
patellofemoral pain syndrome, NSAIDS and squats
primary amenorrhea at age 16. normal secondary sexual characteristics but no cervix. karyotype XX. dx and investigation to clinch it?
mullerian agenesis. do renal U/S
whistling noise getting worse after rhinoplasty, dx?
nasal septum perforation
5 yo with fever and sore throat, oropharynx has several scattered 1mm vesicles on anteror palatine pillars, several gray ulcers on soft palate and uvula, but nothing on lips, tongue, buccal mucosa. no skin rashes. dx?
herpangina by coxsackie A virus. usually vesicles/ulcers present in oropharynx, while HSV 1 (herpetic gingivostomatis) is present on lips/mouth. and gingiva
16 yo boy with ALL is given chemotherapy. next has renal injury. what electrolyte changes do you expect to see? PO4, K and Ca?
high, high and low. intracellular electrolytes released after lysis
24 yo with hyperemesis later has retrosternal crunching sound every time the heart beats. dx?
boerhave’s syndrome, esophageal perforation
36 yo man with abdo distension, diarrhea, flatulence. also fyi has night sweats, weight loss and arthralgia has oral ulcer as well. and cervical LAD. no skin rash or joint effusions. next step?
test for HIV
34 yo mom with chronic hypertension now has PPH with a soft uterus. what med is contraindicated in this patient? oxytocin, tranexamic acid, methylergonovine, misoprotol, carboprost tromethamine?
option C. hypertension may worsen with this vasoconstrictor. carboprost is contraindicated in asthma
50 yo man with rash, joint pain, malaise and fatigue. has glomerulonephritis, peripheral neuropathy, IV drug user Hep C positive, and a palpble purpura and hepatosplenomegaly. rheumatoid factor is positive and total complement is low. dx?
mixed cryoglobulinemia
most senstive test to pick up diabetic nephropathy, urine albumin to creatinine ratio OR urine dipstick?
UACR. picks up even the smallest proteinuria
64 yo woman with progressive rash. on face, groin and extremities, painful and pruritics. plaques with central clearing. also has diarrhea, and NCNC anemia. glucose level is 176. dx?
glucanoma- causing necrolytic migratory erythema
boy has wheezing and crackles and also hemo unstable after lunch at a family reunion. no rash. mucous membranes normal. do you give albuterol or epinephrine.
epi because involves more than 2 systems (Cardio and respi. others are GI and skin)
patient with bipolar has tremor ataxia and confusion. recently given thiazide. now has GTC. culprit drug?
lithium toxicity
needlestick injury while drawing blood on HIV patient. next step?
serology now and antiretroviral therapy with 3 drugs now. must establish baseline serology ma
painful and decreased visual acuity, eyelid swelling and conjunctivae 5 days after cataract surgery. dx?
postoperative endopthalmitis
69 yo woman on apixaban for AF and has asthma exacerbation with cough. now has acute onset abdo pain with mass on abdo wall worse when coughing/straining. anemia and leukocytosis present. dx?
rectal sheath hematoma (older woman in anticoagulants)
45 yo man with dyspnea on exertion and fatigue. ESRD on dialysis. Hb is normal due to EPO and iron supplementation. AV fistula is distended with strong pulse augmentation. BP is 160/100 pulse 100 and carotid upstroke is brisk. PMI is deviated to left and soft systolic murmur is heard, trace peripheral edema, warm peripheries. what is cause of symptoms?
increased cardiac preload. due to drop in SVR (fistula). BP equals CO x SVR so cardiac output compensates for drop in SVR. increased pulse pressure
18 yo AA male who has polyuria, even after restricting liquids at night. and relative with SCA. afebrile and normotensive. urinalysis shows specific gravity of urine is low ,serum sodium is normal. dx?
hyposthenuria of SCT (sickle cell trait)
17 yo girl with anorexia is started on nasogastric feeds and on 2nd day develops respi distress and ventricular tachycardia. in shock, crackles in lungs and jugular venous distension. hypokalemia, hypophosphatemia, hypomagnesemia. what led to this?
refeeding syndrome: food given after prolonged starvation causes insulin release, which causes cells to uptake potassium, Mg and PO4. the resulting hypokalemia causes cardiopulmonary failure
35 yo AA guy with nephrotic syndrome, hepatits and HIV negative. obese. heavy proteinuria. dx?
FSGS (most common cause in obese, AA males)
27 yo pregnant woman who recently had a course of abx for cystitis, now has hearing loss on the right side. otoscopy is normal. conduction hearing loss on right side. dx?
NOT abx because it would cause sensorineural. otosclerosis. can present in pregnancy. may not have the red blushing of TM
68 yo man with T2DM, presents with ankle pain and swelling, small tibiotalar joint effusion, chronic calcification of articular cartilage. dx?
pseudogout
19 yo AA man with fatigue and SOBOE, with no other PMH, has NCNC anemia, splenomegaly, jaundice and increased LDH. dx?
NOT SCA because spleen should have infarcted by now and no mention of vasoocclusive crisis
6 hr old girl in respi distress looks plethoric, has high hematocrit and hypoglycemia. dx?
polycythemia, can occur due to intrauterine hypoxemia
52 yo auntie with chest pain and SOB, pleuritic pain, and arthritis. exudative effusion with low glucose. no rashes. ANA negative. dx?
RA
severely burned patient getting fluid resus. poured hot oil on trunk and genitals and legs. what to do next?
urinary catheter
15 yo boy with dysarthra and ataxia. MRI shows atrophy of medulla and dorsal columns of spinal cord. what will he die of most likely? and dx?
cardiac arrythmia/failure. due to HOCM. freidrich ataxia
suppurative parotiis in a 72 yo after laparotomy for IO. how to prevent this?
oral hygiene and fluid intake
hemoglobin is 20.2, EPO is high. ddx?
secondary EPO- hypoxemia, EPO-producing tumors- RCC or HCC
mass at dorsal surface of wrist, aunty mui fong, transilluminates. dx?
ganglion cyst. leave it alone
42 yo woman with elevated ALP, AST ALT normal. is taking a statin. anti mitochondrial antibody is positive with high titers. U/S shows nothing. next step? and dx?
start ursodeoxycholic acid. PBC
xray in child’s wrist shows cortical bulging at the radius, dx? and rx
distal radius buckle fracture. pain control and splint
AECOPD (acute exacerbation of COPD). doesn’t get better with initial stuff. relatviely stable patient. next step?
non-invasive PPV, then intubation if fails or severe sxs develop
capillary blood specimens- fingerstick lead levels is high. 12, when normal is under 5. next step?
venous glucose to rule out false positive from fingerstick. if high/sxs, then give chelation. succimer or EDTA (in emergency)
56 yo man with burning sensation in feet, absent ankle reflexes, loss of vibratory sensation. alcoholic. and construction worker. MMA is normal, HbA1c normal. dx?
alcoholic neuropathy
AF in WPW patient. rx?
procainamide
59 yo guy has distal gastrectomy and now after eating 15-20 mins later has abdo cramps, diarrhea, sweating, weakness, palpitations, nausea, light-headedness. dx and next step?
dumping syndrome. caused by rapid shift of food into duodenum. next step is dietary modification
difference between disruptive mood regulation disorder and intermittent explosive disorder
former is diagnosed before 18 and has anger/irritability in between episodes
randomization in a study controls for what?
confounding factors
23 yo primi mother at 38 weeks GA. has joint stiffness and fatigue for a month, and a erythematous confluent facial rash. baby heart rate tracing shows fetal bradycardia with no accelerations. dx?
heart block due to SLE antibodies that are in fetus now
14 yo with secondary sexual characteristics comes with primary amenorrhea. next step?
reassure. 13 without SSC, 15 with SSC
24 yo woman with frequency, back pain, sharp pulling pain in groin, recurrent nephrolithiasis before pregnancy. renal U/S reveals bilateral hydronephrosis and bilaterally enlarged kidneys. right ureter is more dilated than left. dx? and next step?
reassure, physiologic changes in pregnancy. with recurrent nephrolithiasis you would expect unilateral changes. dextrorotated uterus cause right dilation more than left
40 yo man with sudden onset dysphagia and odynophagia and retrosternal pain, endoscopy shows large ulcer in middle esophagus with normal looking mucosa surrounding it. dx?
pill induced esophagitis
7 yo boy with hair loss. looks completely normal except for patches of hairloss.
alopecia areata (autoimmune dz)
62 yo woman with slowly growing nodule on back of neck, smooth, flesh colored and translucent nodule, central telangiectasia. dx and rx?
BCC. and narrow margin surgical excision (moh’s if on face)
24 yo woman with pressure like substernal chest pain on exertion. arm blood pressures are different an murmur at 1st right intercostal space and palpable thrill at supra sternal notch. lungs clear. what is mechanism of chest pain? and dx?
increased myocardial oxygen demand. due to supravalvular aortic stenosis causing LVH and coronary artery stenosis
AAA screening?
65-75, once, for men with any smoking history
42 yo man with palpitations has pAF and given antiarrythmics. during treadmill exercise, the QRS prolongs. what drug was he given?
flecanaide (1C antiarrythmics cause use dependence) the faster the heart goes the longer QRS becomes