Why to get tested?
To help diagnose and sometimes to monitor porphyrias
When to get tested?
When a person has symptoms that suggest a neurologic porphyria (e.g., abdominal pain, tingling or numbness in the hands or feet, muscular weakness and/or alterations in thought or mood) or a cutaneous porphyria (e.g., redness, blistering, or scarring of sun-exposed skin)
What sample needed?
A blood sample drawn from a vein in your arm, a random or 24-hour urine sample, and/or a stool sample
What preparation I need before test?
If a neurologic porphyria is suspected, the sample should be collected during an acute attack.