Procedures · Hand & Upper Extremity Surgery

The Rheumatoid Hand

Medically reviewed by Dr. Khalid Almutairi, Consultant Plastic Surgeon — updated 2026-08-13

In autoimmune joint disease — rheumatoid arthritis foremost among them — inflammation does not stop at making joints painful. The inflamed synovial lining grows into an aggressive tissue (pannus) that expands inside joints and around tendons: it loosens ligaments, destroys cartilage, and abrades tendons until they fray. Over the years, the drifts and deformities this hand is known for appear.

Before anything else: the disease itself is treated medically, by a rheumatologist — and modern medications have changed its course profoundly. Surgery treats the structural consequences — ruptured tendons, damaged joints, lost balance — not the autoimmune disease itself.

Care is led by Dr. Khalid Almutairi, a consultant plastic and reconstructive surgeon, fellowship trained in hand surgery and microsurgery in Canada and the USA.

What does the inflammation do to the hand?

Damage accumulates on four connected fronts:

• The synovium: swells, hurts, and presses — sometimes on nerves, as in carpal tunnel syndrome.
• The tendons: invaded by inflammation and abraded over bone that has turned rough, they fray until they part — often with no injury to speak of: a finger suddenly stops straightening.
• The ligaments and capsules: loosen, and the joints lose their stability.
• The joints: cartilage and bone erode, and the joints deform and ache.

The recognised deformities

Each deformity has a name and a mechanism:

• Ulnar drift: the fingers lean together toward the little finger at the knuckle joints.
• Swan-neck deformity: the middle joint overextends while the end joint bends.
• Boutonnière deformity: the middle joint sinks into flexion while the end joint overextends.
• Thumb deformities: patterns that rob the thumb of opposition and precise pinch.
• Wrist drift: very often the origin of the whole chain.

The key principle: the visible deformity is part of a chain

The drifting finger the patient sees is often the last link in a mechanical chain that begins higher up: the wrist drifts, the pull of the tendons changes direction, the fingers lean, and the fine balance inside each finger breaks. The surgeon therefore reads the entire chain — wrist, then joints, then ligaments, then tendons, then muscle balance — and does not repair the last link alone: correcting a finger above a drifted wrist is a temporary correction.

When is surgery considered?

In coordination with the rheumatologist, surgery is discussed in specific situations: pain that no longer answers to medication; a tendon rupture — best assessed promptly, before neighbouring tendons rupture in sequence over the same rough edge; advanced functional loss; stubborn synovial overgrowth threatening tendons; or nerve compression. The timetable is always individual, and the goal is a working hand, not a perfect-looking one.

The reconstructive tools

The plan is assembled from tools chosen according to each hand's mechanical chain:

• Synovectomy: removing the inflamed lining from joints and tendon sheaths to relieve pain and protect threatened tendons.
• Repair of ruptured tendons: by joining to a healthy neighbouring tendon, grafting, or transferring a well-functioning tendon — direct suture of two frayed ends rarely holds.
• Tendon rebalancing: re-routing and correcting lines of pull to straighten drift before it becomes fixed.
• Wrist stabilisation or correction: because it anchors the chain — from partial fusion preserving some movement to a comfortable full fusion in advanced disease.
• Knuckle replacement (MCP arthroplasty): flexible implants that restore a useful arc of movement and correct drift in selected cases.
• Selective fusion of finger joints: where a damaged joint serves the hand better stable and painless than mobile and unstable.

Movement or stability? A trade-off explained honestly

Some operations preserve movement; others deliberately sacrifice it at a ruined joint in exchange for painless stability. There is no single answer: a stable, painless thumb may serve grip better than a mobile, painful one, while a mobile implant may be right elsewhere. The balance is built on the patient's actual needs and explained before any decision.

Recovery and rehabilitation

Rehabilitation under a hand therapist is intrinsic to every rheumatoid operation: purpose-made splints, graded exercises, and protection of the newly set balance. Medical treatment of the disease continues in coordination with the rheumatologist — and some medications may be adjusted around the time of surgery under joint guidance.

Limitations and risks

The autoimmune disease continues, and inflamed lining can regrow or drift partially return over the years. Specific risks include stiffness, wear, or revision of joint implants, partial recurrence of deformity, new tendon ruptures caused by the disease, and slower healing influenced by some medications — in addition to general surgical risks. The risks relevant to each plan are discussed before any decision.

My finger suddenly stopped straightening with no injury — why?

In a rheumatoid patient this pattern suggests rupture of a frayed tendon and deserves prompt assessment: early treatment is simpler, and delay can let neighbouring tendons rupture over the same rough edge.

Can surgery correct every deformity?

Not always — and not every deformity needs surgery at all: some drifted hands work well and painlessly. Surgery is discussed when pain or loss of function is the problem, with realistic goals agreed in advance.

Does surgery stop the disease progressing?

No; controlling disease activity is the task of medical treatment. Surgery repairs what the disease has damaged and protects what can be protected — such as clearing the lining that threatens an intact tendon.

Medical-information notice

This is general information and does not replace consultation and examination, and surgery does not replace rheumatology follow-up and medical treatment. Every hand is assessed individually, in coordination between the two specialties.