A 12-year-old girl was brought to the pediatrician by her father for a well child exam. She is
cheerful and has no complaints. Blood pressure measurements with a sphygmomanometer
reveals increased pressure in the upper limbs and decreased pressure in the lower limbs.
She is at the 13th percentile for height and 65th percentile for weight. Physical examination
shows low set ears and a webbed neck. What abnormality is likely present in this child?
- A. Severe intellectual disability
- B. Hypothyroidism
- C. Horseshoe kidney
- D. Bicuspid aortic valve
- E. Coarctation of the aorta
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A 34-year-old man visits his physician because of a heachache that is not relieved by
acetaminophen. He returned home from a summer camping trip two days ago where he
swam in a forest lake. He is prescribed metaxalone and sent home. The following day he is
rushed to the emergency room after his wife found him collapsed in the shower. A lumbar
puncture is done. Culture plates containing gram-negative bacteria shows motile trophozoites
leaving trails. This infection was most likely obtained through which means?
- A. Tick bite
- B. Mosquito bite
- C. swimming
- D. Drinking contaminated water
- E. Penetration of intact skin from soil
0 voters
Lymphocytes that mature in the thymus should have which of the following marker(s)?
- A. CD3, CD4, CD8
- B. CD14, CD16
- C. CD19, CD20, CD21
- D. CD40
- E. CD56
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