Steve Bryson, PhD, science writer —

Steve holds a PhD in biochemistry from the Faculty of Medicine at the University of Toronto, Canada. As a medical scientist for 18 years, he worked in both academia and industry, where his research focused on the discovery of new vaccines and medicines to treat inflammatory disorders and infectious diseases. Steve is a published author in multiple peer-reviewed scientific journals and a patented inventor.

Articles by Steve Bryson

Premenstrual pain, brain swelling leads to AIP diagnosis: Case report

A woman with premenstrual pain and a brain condition called posterior reversible encephalopathy syndrome (PRES) was eventually diagnosed with acute intermittent porphyria (AIP), as described in a recent case report. “In patients with AIP and PRES, seizures are probably the most noticeable nervous system dysfunction during acute attacks,” the…

Woman’s eventual AIP diagnosis complicated by repeat seizures

A 20-year-old Chinese woman experiencing bouts of abdominal pain and seizures eventually was diagnosed with acute intermittent porphyria (AIP), the most common form of acute porphyrias, after a series of tests. Her case highlights that “it is essential to consider acute intermittent porphyria diagnosis in patients having unexplained severe…

CEP in boy with repeat nosebleeds treated by removing his spleen

Surgical removal of the spleen effectively eased the signs and symptoms of severe congenital erythropoietic porphyria (CEP) in a 10-year-old boy with recurrent nose bleeds, according to a recent case report. “Our patient’s repeated [nose bleeds] is a rare and unreported clinical manifestation of this illness,” the scientists wrote.

Disc Medicine’s new US patent covers bitopertin therapy for EPPs

Disc Medicine has been granted a U.S. patent for treating erythropoietic protoporphyrias (EPPs) with glycine transport inhibitors, such as its investigational oral therapy bitopertin. “We are pleased to have been issued this patent that further secures [intellectual property] protection for bitopertin for the treatment of erythropoietic protoporphyria as…

Hereditary iron accumulation tied to PCT in middle-aged woman

A middle-aged woman with signs of porphyria cutanea tarda (PCT), the most common form of porphyria, was diagnosed with hereditary hemochromatosis, a disorder associated with PCT and marked by iron overload. The case report “illustrates the challenge in diagnosing PCT but also aims to highlight the association between…

PCT likely trigger of hereditary condition marked by iron overload

A 77-year-old man with porphyria cutanea tarda (PCT), the most common form of porphyria, was diagnosed with adult-onset hereditary hemochromatosis, a condition marked by iron overload that can be associated with PCT. He was successfully treated with antibiotic skin creams and regular therapeutic blood letting (phlebotomy) to remove excess…