Most cuts and scrapes are gone within a couple of weeks. So when a wound is still open at 4 weeks — or it briefly looked better, then stalled — something else is going on. This guide explains, in plain language, why some wounds become chronic, what's likely happening if yours has stalled, and what surgeon-led wound care can do that standard care often can't.
Key Takeaways
- A wound is generally considered chronic when it hasn't progressed through the normal healing stages within about 4 weeks.
- The most common drivers are diabetes, poor circulation, sustained pressure, hidden infection, and nutrition.
- Warning signs like spreading redness, fever, foul odor, exposed bone, or no progress in 2 weeks deserve specialty evaluation right away.
- Surgical evaluation early — not as a last resort — often shortens healing time and reduces complications.
- Nexcell sees patients two ways: by appointment at our Albuquerque clinic and through our Surgeon-Led Bedside Teams at partnering skilled nursing facilities, LTACHs, home health agencies, and community clinics. Self-referral is welcome — no provider referral required.
What "Normal" Wound Healing Actually Looks Like
Healing happens in four overlapping phases. When the body is working well, it moves through them in a predictable arc.
Hemostasis (minutes to hours). Blood vessels constrict and a clot forms to stop bleeding. This is the body's emergency response.
Inflammation (1–4 days). Immune cells flood the wound to clear bacteria and damaged tissue. The area is warm, red, and a little swollen — that's normal, not infection.
Proliferation (4 days to 3 weeks). New tissue and blood vessels grow in. The wound contracts and a fresh skin layer migrates across the surface.
Remodeling (3 weeks to many months). The new tissue strengthens and reorganizes. Even after the wound looks closed, it's still maturing underneath.
A wound becomes chronic when it gets stuck — most often in the inflammation phase. The body keeps sending the same signals without progressing to repair.
The Most Common Reasons Wounds Stop Healing
Diabetes and elevated blood glucose. High blood sugar damages the small vessels that deliver oxygen to skin and slows the immune cells that fight infection. People with diabetes are also more likely to lose protective sensation in the feet, so a small injury can grow before it's noticed. Even modest improvements in glucose control speed up healing meaningfully.
Poor circulation. Two main culprits: venous insufficiency (blood pools in the lower legs, leaks fluid into tissue, and breaks the skin) and peripheral artery disease (narrowed arteries can't deliver enough blood for repair). Treatment for each is very different — getting the diagnosis right matters.
Pressure. Sustained pressure from immobility, an ill-fitting boot, a chair, or a hospital bed cuts off blood supply to the skin underneath. A pressure injury can develop in a matter of hours and progresses quickly without offloading.
Infection — including biofilm. Not all infection looks dramatic. Bacteria can build a slimy "biofilm" on a wound surface that quietly stalls healing without obvious pus or fever. Specialty wound care often involves debridement and targeted antimicrobial dressings to disrupt biofilm.
Nutrition. Healing tissue needs raw materials — protein in particular, plus zinc and vitamin C. Older adults, anyone losing weight unintentionally, and patients on restrictive diets are at higher risk for slow healing from this single fixable cause.
Medications. Long-term steroids, immunosuppressants, and many cancer therapies dampen the inflammation needed to start healing. The medication is usually still necessary — but the wound plan has to account for it.
Smoking. Nicotine constricts small blood vessels for hours after each cigarette, starving the wound of the oxygen it needs to repair. Cutting back, even temporarily, has measurable effects on healing.
Warning Signs That Your Wound Needs Expert Help Now
Don't wait two more weeks if any of these are true:
- Redness is spreading beyond the edge of the wound
- New fever or chills
- Pain is getting worse, not better
- Foul or rotten odor
- Black, gray, or purple tissue developing
- Exposed bone, tendon, or hardware
- No measurable progress in 2 weeks of basic care
- A diabetic patient with any new foot wound, no matter how small
If you have signs of serious infection — high fever, rapidly spreading redness, red streaks moving away from the wound, severe pain out of proportion to the wound, or new confusion — call 911 or go to your nearest emergency room. This is a medical emergency, not a clinic visit.
What Specialized Wound Care Actually Involves
Wound care isn't "fancier dressings." It's a layered plan that addresses the wound itself and the reason it isn't healing.
Surgical debridement. Removing dead, infected, or non-viable tissue at the bedside or in clinic so healthy tissue can grow. Sharp surgical debridement performed by a surgeon is more thorough than what a typical office visit allows and is often the single highest-impact step in restarting healing.
Advanced dressings. Foam, alginate, hydrocolloid, collagen, and antimicrobial dressings are matched to the wound's drainage level, depth, and bacterial burden. The right dressing changes far less often, hurts less, and supports the healing environment.
Negative pressure wound therapy (NPWT, or "wound VAC"). A sealed dressing connected to a small pump applies gentle suction. It removes excess fluid, reduces swelling, draws the wound edges together, and stimulates new tissue growth. NPWT requires clinical supervision and isn't appropriate for every wound.
Compression for venous wounds. Multi-layer compression wraps or stockings reverse the underlying venous insufficiency that causes most lower-leg ulcers. Without compression, even the best dressing won't keep these wounds closed.
Offloading for diabetic foot wounds. Specialized boots, total contact casts, or custom inserts redirect pressure away from a diabetic foot ulcer. This is often the difference between healing and amputation.
Skin substitutes and grafts. Bioengineered skin substitutes can jump-start a stalled wound by delivering growth factors and a scaffold for new tissue. For larger or deeper wounds, surgical grafts may be appropriate. Results vary by patient and wound type.
Why surgeon involvement early matters. Many chronic wounds need a surgical decision at some point — debridement, biopsy, revascularization referral, graft, or closure. When a surgeon is on the team from day one, those decisions happen on the right timeline rather than after months of trial-and-error.
Two Ways to Get Care From Nexcell
We deliver the same surgeon-led wound care in two settings, depending on where you are.
Track 1 — Appointments at our Albuquerque clinic. By appointment at 3901 Georgia St NE Suite C4. Self-referral welcome. Most major insurance accepted, including Medicare and Medicare Advantage. Most new patients are seen within one week. You'll work with the same surgeon and wound care team across visits.
Track 2 — Surgeon-Led Bedside Teams. If you're a resident at a partnering skilled nursing facility, long-term acute care hospital, home health patient, or patient at a community clinic that works with us, our surgeon and wound nurse round at your bedside on a defined cadence. We don't just send consults by email — our Surgeon-Led Bedside Teams come to your facility, debride wounds in place, write the plan, and adjust it weekly. No transfer to clinic required.
In our published outcomes data, this model achieved a mean time to wound closure of 47.5 days under our care vs 69 days under usual care (PubMed 31461401). Results vary by patient and wound type, but earlier surgeon involvement consistently shortens the healing arc.
What to Expect at Your First Nexcell Visit
A first visit takes about 60–90 minutes. Your surgeon will take a detailed history, measure and photograph the wound, and check pulses and sensation in the affected limb when relevant. If a vascular issue is suspected, we'll arrange the studies needed. If infection or unusual tissue is a concern, we may take a biopsy or culture. We'll perform the first debridement and apply the right dressing, then send you home with a written plan, a follow-up date, and clear instructions on what to watch for. No referral required — you can book directly or have a family member call on your behalf.
When to Call Us vs. When to Call 911
Call Nexcell at 505-624-8340 if: your wound hasn't progressed in 2 weeks, drainage is increasing in volume or odor, you have diabetes and notice any new foot wound, your surgical incision looks worse instead of better, or you're a caregiver unsure whether what you're seeing is normal.
Call 911 or go to the ER if: you have a high fever, red streaks moving away from the wound, severe pain, new confusion, the wound is rapidly worsening over hours rather than days, or you see dark or black tissue with sudden severe pain.
When in doubt, err toward calling. A short phone call costs nothing — a delayed infection can cost a great deal.