From the 1958 article “Porphyria in Africa” by A.G. Shaper, section titled “The Urine in Acute Intermittent Porphyria”: “To complicate matters, in a recent survey of 80 cases seen at the Mayo Clinic it was noted that no porphobilinogen was found in nine cases with severe CNS involvement and in six cases with abdominal crisis…It should […]
Acute porphyria diagnosis
As this very wearying year comes to an end and I find myself firmly ensconced in the 2017 holiday season, I realized that an inspiring gift had come via the Internet some weeks ago. Just words, it might seem an obscure, small thing to some, but to others, the 88 words meant someone got the […]
I know I’m not alone in thinking it highly inappropriate that the apf coalesced around an AIP index case who did not produce holy grail darkened urine “naturally” and then joined forces with a group to set the bar for diagnosing ALL acute porphyrias based on excretion levels of of U-PBG (which, as it turns out, […]
Analysis shows majority of “confirmed” acute porphyria patients diagnosed via “natural” excretion of darkened urine.
Hoping to distinguish the method of how “confirmed” acute porphyria diagnoses had determined, I recently analyzed 129 AIP, HCP and VP published cases. The results proved interesting: 60% noted they were diagnosed based on urinary biochemical testing following “natural excretion” of darkened urine during attack. 5% reported urinary biochemical testing of darkened urine following administration […]