A 6-Year-Old Boy Is Being Evaluated in the Office Due

question 122

Multiple Choice

A 6-year-old boy is being evaluated in the office due to a history of recurrent infections and failure to thrive.  He has been hospitalized for pneumococcal pneumonia twice and has had 5 episodes of otitis media.  The patient also has a history of prolonged diarrhea caused by Giardia intestinalis.  Physical examination shows a lack of tonsillar tissue, as well as minimally palpable cervical, axillary, and inguinal lymph nodes.  Further evaluation shows that the patient has defective signaling between activated CD4 T cells and B cells.  Which of the following laboratory findings are most likely to be found in this patient?

• A)A
• B)B
• C)C
• D)D

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Definitions:

Subsidies

Financial support provided by governments to lower the cost of goods and services or to support industries seen as vital to the economy.

Tax Breaks

Financial incentives or reductions in taxation aimed at encouraging certain activities or investments, or to benefit individuals or corporations in specific ways.

Fossil-fuel Processing Industries

Industries involved in the refinement and conversion of fossil fuels into usable products such as gasoline, diesel, and other energy sources.

Breeder Nuclear Fission Reactors

A type of nuclear reactor that generates more fissile material than it consumes, creating a sustainable nuclear fuel cycle.