A 54-Year-Old Man Comes to the Office Due to 2

question 137

Multiple Choice

A 54-year-old man comes to the office due to 2 days of redness and pain in his right arm.  He was recently diagnosed with superficial thrombophlebitis involving the left lower and upper extremities.  His symptoms then subsided within days of nonsteroidal anti-inflammatory drug therapy only.  The patient has no other past medical history.  He has some abdominal discomfort that he attributes to gastroesophageal reflux disease.  Temperature is 37.6 C (99.7 F) .  On examination, there is erythema and tenderness extending linearly from the right forearm to just anterior to the right antecubital fossa.  No fluid collection is palpable.  Complete blood count shows mild leukocytosis.  The patient's symptoms may indicate the presence of which of the following?

• A)Celiac sprue
• B)Chlamydial infection
• C)Hyperthyroidism
• D)Polycystic kidneys
• E)Visceral cancer

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Definitions:

mRNA

Messenger RNA, a form of RNA that transfers genetic instructions from DNA to the ribosome for protein synthesis.

Codon

A sequence of three nucleotides in mRNA that specifies a particular amino acid or termination signal during protein synthesis.

Amino Acid

Organic molecules that serve as the building blocks of proteins, containing both an amino group and a carboxyl group.

Coding Region

A portion of a gene's DNA or RNA that codes for protein.