Avascular necrosis
MONDO:0018373Necrotic changes in the bone tissue due to interruption of blood supply. Most often affecting the epiphysis of the long bones, the necrotic changes result in the collapse and the destruction of the bone structure.
Also known as: AVN, avascular necrosis of bone
134 clinical trials for this condition and its sub-types.
Follow this condition — get notified about new trialsSub-types
Broader categories
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Oxygen chamber therapy put to the test for dozens of diseases
Disease control Not yet recruitingThis study will test hyperbaric oxygen therapy (HBOT) — breathing pure oxygen in a pressurized chamber — for over 30 conditions, including long COVID, Crohn's disease, frostbite, and multiple sclerosis. Researchers will track 100 patients to see if HBOT improves their quality of …
Phase: PHASE4 • Sponsor: Jay C. Buckey Jr. • Aim: Disease control
Last updated Jul 08, 2026 00:00 UTC
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Oxygen therapy may boost hip procedure for bone death
Disease control Not yet recruitingThis study tests whether adding hyperbaric oxygen therapy (breathing pure oxygen in a pressurized chamber) to a standard hip procedure (core decompression with bone marrow cells) can reduce pain in people with early-stage avascular necrosis of the hip. The trial will enroll 400 p…
Phase: NA • Sponsor: Yale University • Aim: Disease control
Last updated Jul 03, 2026 00:00 UTC
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Blood-Derived clots could protect jaw bone after tooth removal
Disease control Not yet recruitingThis study investigates whether a patient's own platelet concentrate, called A-PRF, can improve early wound healing after tooth extraction in people at high risk for medication-related osteonecrosis of the jaw (MRONJ). Participants are adults who have taken or are taking bone-str…
Phase: NA • Sponsor: Queen Mary University of London • Aim: Disease control
Last updated Jul 01, 2026 00:00 UTC
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Could your own blood heal your jaw after a tooth extraction?
Prevention Not yet recruitingThis study tests whether a substance made from a patient's own blood, called platelet-rich fibrin (L-PRF), can prevent a serious condition called jawbone death after tooth extraction. The trial will include 40 people at high risk due to past radiation or certain medications. Half…
Phase: NA • Sponsor: Swansea Bay University Health Board • Aim: Prevention
Last updated Jun 27, 2026 12:34 UTC
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New surgical tool may ease recovery for jaw bone disease patients
Symptom relief Not yet recruitingThis study compares two surgical techniques for treating medication-related osteonecrosis of the jaw (MRONJ), a condition where jawbone dies due to certain drugs. Thirty-four adults with stage 1 or 2 MRONJ will be randomly assigned to receive either traditional rotary instrument …
Phase: NA • Sponsor: Fondazione Policlinico Universitario Agostino Gemelli IRCCS • Aim: Symptom relief
Last updated Jun 27, 2026 07:51 UTC
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CT scans track hip implant movement to predict Long-Term stability
Knowledge-focused Not yet recruitingThis study tracks 30 people receiving a CATALYSTEM cementless hip implant to measure how much the stem moves (subsides) in the thigh bone over two years. Using specialized CT scans, researchers aim to see if the implant stays firmly in place, which is key for long-term success. P…
Phase: NA • Sponsor: Canadian Radiostereometric Analysis Network • Aim: Knowledge-focused
Last updated Jul 15, 2026 00:00 UTC
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New model aims to predict jaw bone disease before it strikes
Knowledge-focused Not yet recruitingThis study is developing a way to predict who might develop a serious jaw bone condition called medication-related osteonecrosis of the jaw (MRONJ) after dental procedures. Researchers are following adults who have taken bone-strengthening drugs like bisphosphonates or denosumab …
Sponsor: Hospital of Stomatology, Wuhan University • Aim: Knowledge-focused
Last updated Jul 11, 2026 00:00 UTC
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New study uses 3D scans to track jaw bone damage from common osteoporosis drugs
Knowledge-focused Not yet recruitingThis study will look at how jaw bone quality changes over time in patients with medication-related osteonecrosis of the jaw (MRONJ), a side effect of drugs like bisphosphonates. Researchers will analyze existing CBCT scans from 25 adults to measure bone density and structure at d…
Sponsor: Nantes University Hospital • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:33 UTC
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Bone density check for new hip implant: will it last?
Knowledge-focused Not yet recruitingThis study will use DEXA bone scans to see how the CoreHip hip replacement stem affects bone density around the implant over two years. Forty adults with hip arthritis or other hip conditions will be enrolled. The goal is to understand if the implant's design helps maintain healt…
Phase: NA • Sponsor: Aesculap AG • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:08 UTC