Diagnosis of porphyria cutanea tarda is usually fairly straightforward because of the characteristic clinical findings. Blisters and erosions develop acutely on sun-exposed skin, sometimes accompanied by hypertrichosis, abnormal pigmentation, and…
More than 70 medications have been implicated as a cause of drug-induced lupus. The condition most commonly manifests with arthralgias and fever. The most important laboratory feature is an elevated antinuclear antibody titer, which often corresponds…
Primary care physicians have an important role in diagnosing and treating eye disorders–including dacryocystitis, blepharitis, and conjunctivitis–and in determining when ophthalmologic referral is needed. Fundus examination for diagnosis of glaucoma…
Thorough ocular history taking and physical examination are essential to establish a diagnosis in patients presenting with eye conditions. Some conditions require ophthalmologic referral to avoid serious complications and even vision loss. These…
Clinicians should be aware of the complications of rhabdomyolysis in patients who ingest doxylamine succinate and other over-the-counter antihistamines. The easy availability of these substances increases the potential not only for intentional…
