USMLE Uworld Questions Flashcards
When should a pregnant woman have glucose checked?
24-28 weeks
At what age is routine cholesterol screening recommended?
35 (men), 45 (women)
At what age is influenza vaccine recommended
50, or younger if there are chronic medical problems or patient is pregnant
What is the most common vaccine preventable disease among travelers?
Hepatitis A
How do you screen for ovarian cancer in high risk patients?
Annual CA-125, Annual transvaginal ultrasound
What vaccines are contraindicated in those with egg allergies?
Influenza, yellow fever, MMR (with caution)
What is the immunologic mechanism for the pneumococcal vaccine?
T-cell independent B-cell response. Contains capsular polysaccharides of the 23 most prevalent types of pneumococcus. Whereas peptides get presented to T-cells by macrophages and B cells, polysaccharides cannot be presented to T cells. Thus, polysaccharide vaccines yield a B-cell only, T-cell independent response
What live vaccine is not contraindicated in HIV patients?
MMR (pending CD4 >200)
When do you start a patient on preventative medicines for osteoporosis?
T score less than 1.5 (with risk factors, or T score less than 2.0 (without risk factors)
How does the Hepatitis B vaccine work?
vaccine is recombinant hepatitis B surface antigent
Patient are immune when they develop anti-Hepatitis B surface antibodies (HBsAb)
What do you give to somebody with Hepatitis B exposure and unknown immunization status?
HBIG + Hepatitis B vaccination series
Who gets a DEXA Scan?
One time screening at 65 for all women, 60 y/o with risk factors for osteoporosis
What are the live vaccines?
BCG Oral polio Oral typhoid yellow fever Intranasal influenza Varicella zoster (shingles) Varicella (chicken pox) Anthrax
Who gets an abdominal US to screen for AAA?
Men >65 with a history of smoking (at any point in their lives). Men 65-75.
At what age does regular colon cancer screening start?
Age 50 or 10 years younger than youngest relative diagnosed with colon cancer
Who gets the pneumococcal vaccine?
Adults
When is Rh-antibody testing in pregnant women?
At first prenatal visit, and again at 24-28 weeks if Rh-negative
When does a woman get anti-Rh immunoglobulin
28 weeks, + delivery
When should women get mammograms?
10 years prior to youngest diagnosed relative
//
performed every two years starting at age 50 in women at average risk for breast cancer. Not necessary beyond age 75
In patients with CHD or risk equivalent, what is the goal LDL?
LDL 100
In patients with 2 or more risk factors for CHD, what is the LDL goal?
LDL 130
In patients with 0-1 risk factors, what is the LDL goal?
LDL 190
When should children get a vision screen for strabismus, amblyopia, and refractive errors?
0-5years
What are tests every pregnant woman should receive?
HCT, Hgb, MCV Influenza vaccine (flu season) Rubella immunity Varicella immunity Offer Down syndrome, CF genetic screen Rhesus type and antibody test Cervical cytology HIV Chlamydia Syphillis Urine cx Hepatitis B antigen
What are tests that at-risk pregnant women should receive?
Thyroid function (personal, fam hx, sxn, diabetes)
TB
Toxoplasmosis
Hgb electrophoresis (for ethnic women or if MCV
What animals are at risk for carrying rabies?
Bats, wildlife, animals with suspicion of being rabid. Small rodents are rarely infected with rabies
What are CAD risk factors for considering starting statin?
Male >45, female >55
Smoking
HTN
HDL 60 negates one factor
Risk equivalents:
- DM
- Sx CAD
- AAA
- PAD
- 10 year CAD risk >20%
How do infants affected with TORCH infection present?
microcephaly, hepatosplenomegaly, thrombocytopenia, chorioretinitis, deafness
How often should women who have been treated for cervical intraepithelial neoplasia II/III have Pap smears with/without colposcopy and endocervical curettage?
every six months until three neg results obtained
then resume standard screening after that milestone is met
What organisms should individuals who have had a splenectomy be vaccinated against?
H. influenzae
Neisseria meningitidis
Strep. pneumo
Pneumococcal vaccine boosters required every 5 years
What is the recommended screening algorithm for prostate cancer?
USPSTF does not recommend for or against PSA screening in men under 75, must be determined on case by case basis by each physician and patient. Urology guys say PSA + digital rectal exam starting at age 40
What is a reasonable treatment for patients with persistent low HDL after max statin treatment
Initiate nicotinic acid (side effects include flushing, pruritis, nausea, paresthesias)
What inactivated vaccines should all HIV patients receive?
Hep A (two doses) Hep B (3 doses) Influenza (yearly, no intranasal) HPV (for high risk) Td (every 10 years) Strep pneumo/Pneumococcus (q 5 years) Meningococcal (military recruits, college dorms) H. flu type B (if didn't get in infancy)