4/27/13 a Flashcards
A fleshy, immobile mass on the midline of the hard palate in a younger person is most likely what?
torus palatinus
Bite cells and Heinz bodies are associated with what condition?
G6PD deficiency
What type of abnormal red blood cells are associated with Thalassemia minor?
microcytic target cells
What is the main difference between OCD and OCPD?
OCD pts may know their actions are unreasonable
What is the best next step when a pt. presents clinically with the Sx of a DVT? What next?
Heparin (if no contraindications); THEN spiral CT
_______ is characterized by palpable, indurated, cord-like, tender, subcutaneous venous segments accompanied by a low-grade fever.
Thrombophlebitis
At how many hours after overdose should you check the serum level of acetaminophen?
4 hours
Administration of N-acetylcysteine after acetaminophen overdose can be delayed up to ___ hrs with no adverse effects on prognosis.
8
What 3 things should be done first in an HIV pt presenting w/ diarrhea?
stool culture, examination for ova and parasites, and test for C. dif toxin
What surgical treatment option is available for myasthenia gravis?
thymectomy
What does this sound like: malabsorptive diarrhea, migratory non-deforming arthritis, lymphadenopathy, and low-grade fever.
Whipple’s disease
What is the causatie agent of Whipple’s disease?
Tropheryma whippelii
How is the Dx of Whipple’s disease made?
small intestinal biopsy and PCR
What is seen on small intestinal biopsy in pts w/ Whipple’s disease?
PAS-(+) macrophages containing Gram(+) bacilli
In sarcoidosis, biopsy shows _______.
non-caseating granulomas
The A-a gradient equals the difference of what 2 values?
PAO2 - PaO2
How do you calculate PAO2?
FiO2(760-47) - PaCO2/0.8
What is the normal FiO2?
0.21
What is a normal A-a gradient in a young person?
<15
What is the tx for cervicofacial actinomycosis?
IV penicillin
What is athetosis?
slow, writhing movements, typically of the hands and feet, as in Huntington’s disease
Generally, does metastatic breast cancer respond better to local or systemic approaches?
local
If you had a pt. who had undergone tx for breast cancer and now has a solitary metastasis, what treatment would you choose?
surgical resection or external beam radiation
What is the most common solid organ to be injured in blunt abdominal trauma (BAT)?
spleen
What Sx must be present to Dx somatization disorder?
pain in at least 4 sites, 2 GI Sx, one sexual Sx, and one psuedoneurologic Sx
