Page 6 (questions 31-40)

We should try to discuss the questions at the end of the book which was given to us for USMLE step III. You will see the questions below, and they will be added one question at a time (depending on my call schedule), and then hopefully somebody will post a discussion of the question/answer on the discussion group. If there is any problems with the discussion group above, write to me: calvin@studynow.com and I can post your answers in the discussion group at a later time.
31. A 50 year old African American
man with severe chronic obstructive pulmonary disease
returns to the office following a recent evaluation for
possible lung transplantation to be done in another city.
He says he has been considered a suitable candidate in
all respcts, but was rejected by the transplant program
when a random urine screen was positive for a nicotine
metabolite. He had previously told you that he had
stopped smoking 3 years ago. He stands by this and is at
a loss to explain the positive urine screening. He wants
to know what he should do now. At thise time you should
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32. A 16 year old boy comes to the office for a sports participation physical examination. He has been playing in a summer basketball league and now wants to try out for the high school varsity team. His last physical examination was 2 years ago and, according to him, he has been healthy and has no complains except for a cold 2 weeks ago. Before you begin the physical examination, the nurse informs you that his routine urinalysis shows: Color: Tea-colored/dark These laboratory results are most indicative of:
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| 33
(Typed by Chris). A 24 y/o woman comes
to the office for a gynecologic examination. This is her
first visit and has no complaints. She tells you that she
has not had a PAP smear in several years,Her menarche was
at 12 years and she has had regular cycles since then.
She has has several sexual partners in the past but has
been with her current partner in a monogamous
relationship for one year. Dhe reports that she had a
chlamydial infectionthat was treated several years ago,
but she denies a history of other sexually transmitted
diseases. She has never been pregnant. On physical
examination her cervix appears friable with a slight area
of ulceration. There are several perineal and vaginal
lesions which appear as small
"cauliflower-like" projections. The results of
the PAP smear which return in 1 week, show a
"low-grade squamous intraepithelial lesion (mild
dysplasia, CIN I)." The factor in this patient's
case most closely correlated with the abnormal finding on
the PAP test is:
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| 34.
(Typed by Chris) A 68 y/o woman
undergoes flexible sigmoidoscopy as part of a yearly
screening. At the most recent screening, a 3cm polyp is
found in the sigmoid colon and removed. She returns to
the office 6 hours later complaining of lower quadrant
pain, nausea,, and vomiting. On the physical exam, temp
is 38.1 C (100.6 F), pulse 110x', respirations 26x' and
BP= 120/60mm Hg. Abdominal exam discloses bowel sounds,
tenderness, and gaurding in the left lower quadrant.
Rectal exam shows no stool and only tenderness
superiorly. the most appropriate managment is to:
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