Classic pyoderma gangrenosum
MONDO:0035235A rare subtype of pyoderma gangrenosum disease characterized by rapidly progressive, single or multiple, painful, aseptic ulcers which present overhanging, violaceous and undermined borders, surrounding induration and erythema, and granulation tissue (occasionally necrotic tissue and/or a purulent exudate) at the base, mainly affecting the legs (but other body surfaces may also be involved), leading to chronic ulcerations and often regressing with cribriform mutilating scars. The disease presents a chronic relapsing course and systemic features (e.g. fever, malaise, arthralgia, myalgia) may be associated.
Also known as: Ulcerative pyoderma gangrenosum
14 clinical trials for this condition and its sub-types.
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New injection aims to heal skin ulcers in rare disease
Disease control Not yet recruitingThis phase 2 trial tests an injection called SHR-1139 in 10 adults with ulcerative pyoderma gangrenosum, a rare skin condition that causes painful, open sores. The main goal is to see if the drug can completely close the target ulcer within 12 weeks. Researchers will also check f…
Phase: PHASE2 • Sponsor: Shandong First Medical University • Aim: Disease control
Last updated Jun 27, 2026 08:10 UTC
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New blood tests aim to unlock mysteries of rare inflammatory diseases
Knowledge-focused Not yet recruitingThis study aims to better understand rare autoinflammatory diseases by developing blood tests that measure inflammation markers. Researchers will analyze blood samples from 60 adults and children with these conditions. The goal is to identify specific inflammation pathways, which…
Sponsor: Hospices Civils de Lyon • Aim: Knowledge-focused
Last updated Jun 26, 2026 17:44 UTC