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Kaplan Qbank USMLE



Author29 Posts
  #1

an middle aged man ate pork sausage during trip to south america,after 3 days started symptoms of traveler's diarrhea,then i week later started muscle pains plus periorbital edema and headache on p/e seen splinter hemmorage under finger nails,what is teh diagnosis and what is the cause

1.entameoba histolytica

2.taenia solium

3.taenia corporis

4.trichnella spiralis

5.giardrsis lamblia


  #2

ans is 4...diagnosis..trichinosis caused by eating undercooked pork ...first it involves intestines..causing nausea,heartburn ,diarrhea... later the worms encyst diff parts of the body..like CNS n heart...larvae can penetrate any cell but can survive only in skeletal ms...ms biopsy should be done

  #3

4. nod

  #4

good simi,mytime!!okay tell MOA of strep.pyogenes in 1.vesicular skin lesion,erosion,honey crusted lesions?

2.for erysipelas


  #5

not sure..just a guessconfused

1.streptococcal DNAase 2.Hyaluronidaseraised eyebrow


  #6

Honey crusted lesions: DNAase, not sure about the eryseplas.

Q: Pathogenesis in Post Strep Acute Glomerulonephritis.


  #7

good gals,for eryseplas---erythrogenic exotoxin n hyaluronidase..

for ur question medoc--its streptokinse deposition on glomeulus and initiating local complement cascade-->inflammation...rt?


  #8

ok what small gram positive rod,non sporing,facultative intracellular parasite that grow in cold and is ass. with unpasteurized milk products?

  #9

Brucella?

Q: I am clustered gram positive bacteria with polar granules that stain with aniline dyes. Who am I.


  #10

no u wrong..wanna try one more time???

for ur question--bacilius??


  #11

okay what is teh most severe form of tinea capitis,casuing permanant hair loss and highy contageous??

  #12

Hmm no u r wrong too. sticking out tongue My question involves a lil boy and that sample was from his throat. hint hint

T. favus for your question.


  #13

keepgoing wrote:
ok what small gram positive rod,non sporing,facultative intracellular parasite that grow in cold and is ass. with unpasteurized milk products?


Is this Listeria?

  #14

medocuk wrote:
Brucella?

Q: I am clustered gram positive bacteria with polar granules that stain with aniline dyes. Who am I.


Staph aureus?


  #15

sticking out tongue but shaking head not sure about it but viridin or strep or maybe coryn.deptheria(most likely)?but not cluster,cluster only staph...but it not in throat....

yes u both right now for listeria and T.favus nod

next question

1.what is the only encapsulated fungal pathogen??

2. what pathogens associated with these pigments formation--

a.red,

b.black grey

c.yellow

d.blue green(pycyanin)


  #16

answer is Diphtheria..UW question..

Cryptococcus neofromans is the encapsulated fungal pathogen

a..
b.. Diphtheria?
c.
d. pseudomonas


  #17

cool,but diphtheria not in clusters i guess anyway..good questionsmiling face

yes u r rt for given ans.good gal!!

for rest..

yellow--stap.aureus

red--serrtia




  #18

thanks.

I am an aerobic gram positive branching bacteria with partial acid fast properties?


  #19

Are you Nocardia?

  #20

Oh yeahhhh, Diphtheria can look clumpy. Somehow when the word "cluster" shows up I get that goofy grapes image from CMMRS in my mind, thinking Staph nod

  #21

nocardia it is.

  #22

Nocardia. Sounds like something that eff's up the heart grin

  #23

name two bacteria which have fungal morphology but not a fungus??wink


  #24

P. Carnii and mycoplasma?

  #25

nah mytimeshaking head










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