QuestionSBA
QuestionChoice
Retinal toxicity is a rare, but extremely important, side effect of hydroxychloroquine therapy. This patient's symptoms may signify the development of a scotoma (visual blind spot), which is a typical presentation of hydroxychloroquine retinopathy, along with colour vision loss. Patients taking the drug should be regularly screened with retinal photography and optical coherence tomography.
10034897
a
Hydroxychloroquine
QuestionChoice
Visual symptoms are not typical side effects of sulfasalazine therapy. More likely is retinopathy caused by hydroxychloroquine use.
10034901
e
Sulfasalazine
QuestionChoice
Visual symptoms are not typical side effects of azathioprine therapy. More likely is retinopathy caused by hydroxychloroquine use.
10034900
d
Azathioprine
QuestionChoice
Visual symptoms are not typical side effects of infliximab therapy. More likely is retinopathy caused by hydroxychloroquine use.
10034899
c
Infliximab
QuestionChoice
Visual symptoms are not typical side effects of methotrexate therapy. More likely is retinopathy caused by hydroxychloroquine use.
10034898
b
Methotrexate
Concept
Chapter
2693
6101
Side Effects of Drugs used to treat rheumatoid arthritis.
Topic
146
Rheumatology
19383
Hydroxychloroquine can cause retinal toxicity, leading to symptoms like colour vision loss and scotomas; regular eye screening is essential for patients.
A patient with long-standing rheumatoid arthritis visits her rheumatologist for a routine appointment. On systemic enquiry, she reports feeling well in herself with well-controlled symptoms. She does mention, however, that she has had trouble reading recently and is seeing colours less vividly than she used to.

Which medication may account for these symptoms?
a