Rheumatology treats musculoskeletal and autoimmune diseases, including arthritis, lupus, gout, and vasculitis.
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The clinical presentation of systemic sclerosis is frequently heralded by a vascular event known as Raynaud’s phenomenon. This condition is far more than a simple sensitivity to cold; it is a pathological vasospasm that reflects the underlying instability of the microvascular system. In scleroderma, Raynaud’s phenomenon is secondary to structural narrowing of the digital arteries. Upon exposure to cold or emotional stress, the smooth muscles of the vessel walls contract forcefully, leading to a complete cessation of blood flow to the fingers or toes.
The classic triphasic color change is a visible manifestation of ischemia-reperfusion injury. Initially, the digits turn a stark, ghostly white as blood flow is cut off. This is followed by a cyanotic blue phase as the stagnant blood deoxygenates. Finally, as the vessels relax and blood rushes back into the tissue, the digits turn a fiery red, often accompanied by throbbing pain and tingling. While primary Raynaud’s phenomenon is common in the general population, the presence of Raynaud’s phenomenon in combination with nailfold capillary changes or specific autoantibodies is a potent predictor of developing systemic sclerosis. Over time, these repeated ischemic attacks can lead to digital pitting scars or, in severe cases, digital ulcers and gangrene due to the permanent loss of nutritive blood flow.
The hallmark of scleroderma is the thickening and hardening of the skin, a process that evolves through distinct phases. The initial phase is often edematous, characterized by painless swelling of the fingers and hands. Patients may report that their rings no longer fit or that their fingers feel sausage-like and stiff, particularly in the morning. This swelling is caused by fluid leaking from damaged blood vessels into the surrounding tissue.
As the disease progresses into the indurative phase, collagen deposition intensifies. The skin becomes thick, shiny, and taut, losing its natural elasticity and hair follicles. This process, known as sclerodactyly when it affects the fingers, can severely limit the range of motion. The skin may feel bound to the underlying structures, making it impossible to pinch a skin fold. In fact, this fibrosis leads to a loss of expression lines, thinning of the lips, and microstomia, a condition in which the mouth opening becomes restricted. This limitation can have significant functional implications, affecting the ability to eat, speak, and perform oral hygiene. In the late or atrophic phase, the skin may soften and thin, but the underlying fibrosis and contractures often remain.
In the limited cutaneous form of the disease, a specific constellation of symptoms often occurs, historically grouped under the acronym CREST. While this term is less favored in modern classification, the components remain clinically relevant. Calcinosis refers to the deposition of calcium salts in the skin and subcutaneous tissues. These deposits form hard, often painful lumps on the fingers, elbows, or knees, which can ulcerate and discharge a chalky white material. Raynaud’s phenomenon is the previously described vascular component.
Esophageal dysmotility is a prevalent symptom resulting from fibrosis of the smooth muscle in the lower esophagus. This leads to a weakened lower esophageal sphincter, allowing stomach acid to reflux, causing severe heartburn and impaired peristalsis, which causes difficulty in swallowing solid foods. Sclerodactyly describes the specific tapering and hardening of the fingers. Finally, Telangiectasia presents as small, dilated blood vessels visible near the skin’s surface, typically appearing as red spots on the face, lips, and hands. These are not merely cosmetic issues but represent the visible tip of the systemic vascular pathology.
The impact of systemic sclerosis extends deep into the visceral organs. The gastrointestinal tract is the most commonly affected internal organ system. Beyond esophageal issues, fibrosis can affect the stomach, leading to gastroparesis (delayed gastric emptying) and early satiety and bloating. In the small intestine, hypomotility can cause intestinal contents to stagnate, leading to Small Intestinal Bacterial Overgrowth. This condition causes malabsorption of nutrients, chronic diarrhea, and profound weight loss, contributing to the frailty often seen in advanced disease. A specific vascular condition known as Gastric Antral Vascular Ectasia, or watermelon stomach, can also occur, causing chronic gastrointestinal bleeding and anemia.
Pulmonary involvement is the leading cause of mortality in systemic sclerosis and manifests in two primary forms. Interstitial Lung Disease involves the inflammation and scarring of the lung tissue itself. The alveolar walls thicken, preventing oxygen from passing into the bloodstream. Patients experience a dry, non-productive cough and progressive shortness of breath on exertion. The second form is Pulmonary Arterial Hypertension, a disease of the lung blood vessels. The arteries in the lungs narrow and stiffen, increasing resistance to blood flow. This forces the right side of the heart to pump against high pressure, eventually leading to right heart failure. These conditions may coexist or occur independently, necessitating rigorous and regular screening.
The kidneys are another critical target of the vascular damage associated with scleroderma. Scleroderma Renal Crisis is a medical emergency caused by the rapid onset of malignant hypertension. The blood vessels in the kidneys suddenly narrow, triggering a massive release of renin, a hormone that raises blood pressure. If left untreated, this can lead to acute kidney failure, seizures, and heart failure. Modern medical management has significantly improved the prognosis of this once fatal complication, but it remains a significant risk for patients with diffuse disease.
Cardiac involvement in scleroderma can be subtle but profound. It may involve myocardial fibrosis, leading to arrhythmias and conduction defects. The pericardium, the sac surrounding the heart, can also become inflamed or fibrotic. Furthermore, the microvascular disease that affects the fingers also affects the heart, leading to myocardial ischemia even in the absence of blocked coronary arteries. This patchy fibrosis of the heart muscle creates a substrate for electrical instability and diastolic heart failure, where the stiff heart muscle cannot relax properly to fill with blood.
Liv Hospital Ulus
Spec. MD. Yıldız Gonca Doğru
Physiotheraphy and Rehabilitation
Liv Hospital Vadistanbul
Spec. MD. Muhsin Doran
Physiotheraphy and Rehabilitation
Liv Hospital Bahçeşehir
Prof. MD. Nazife Berna Tander
Physiotheraphy
Liv Hospital Bahçeşehir
Spec. MD. Gürkan Yılmaz
Rheumatology
Liv Hospital Bahçeşehir
Spec. MD. Roya Soltanalizadeh
Physiotheraphy
Liv Hospital Bahçeşehir
Spec. MD. Sibel Ertürkler
Physiotheraphy
Liv Hospital Topkapı
Spec. MD. Nevzat Koca
Rheumatology
Liv Hospital Topkapı
Spec. MD. Orge Fatoş Demirtaş
Physiotheraphy and Rehabilitation
Liv Hospital Topkapı
Spec. MD. Turgay Demiray
Physiotheraphy and Rehabilitation
Liv Hospital Ankara
Assoc. Prof. MD. Ali Erhan Özdemirel
Rheumatology (Physical Therapy)
Liv Hospital Ankara
Prof. MD. Haşim Çakırbay
Physiotheraphy and Rehabilitation
Liv Hospital Ankara
Spec. MD. Beril Özturan
Physiotheraphy and Rehabilitation
Liv Hospital Gaziantep
Spec. MD. Kasım Osmanoğlu
Physiotheraphy
Liv Hospital Gaziantep
Spec. MD. Başak Öğüt Perktaş
Physiotheraphy
Liv Hospital Gaziantep
Spec. MD. Hasan Kılıç
Rheumatology
Liv Hospital Samsun
Prof. MD. Mehmet Sayarlıoğlu
Rheumatology
Liv Bona Dea Hospital Bakü
MD. ŞAİQ MAHMUDOV
Physiotheraphy
Liv Bona Dea Hospital Bakü
Spec. MD. VEFA QULİYEVA
Pediatric Rheumatology
Liv Bona Dea Hospital Bakü
Spec. MD. Nümuna Aliyeva
Rheumatology
Liv Bona Dea Hospital Bakü
Spec. MD. ZÖHRE HAŞIMOVA
Physiotheraphy
Spec. MD. Şaig Mahmudov
Physiotheraphy and Rehabilitation
Liv Hospital Ulus + Liv Hospital Bahçeşehir
Prof. MD. Şenol Kobak
Rheumatology
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The most critical warning sign is a sudden and severe increase in blood pressure. Patients may experience a pounding headache, visual disturbances, confusion, or shortness of breath. It is a medical emergency that requires immediate hospitalization to manage blood pressure and preserve kidney function.
Scleroderma causes scarring of the muscles in the digestive tract, slowing down the movement of food. This can lead to difficulty swallowing, severe acid reflux, bloating after meals, and bouts of constipation or diarrhea. In severe cases, the body may struggle to absorb nutrients, leading to weight loss.
Telangiectasias are small red spots caused by dilated blood vessels near the skin’s surface. While they are generally painless, their number and location can correlate with the risk of internal vascular complications, such as pulmonary hypertension. They serve as a visible marker of the underlying blood vessel disease.
The exact mechanism is not fully understood, but it is related to the chronic inflammation and tissue damage characteristic of the disease. These deposits, known as calcinosis, typically form in areas of stress or trauma, such as the fingertips or elbows, and can be painful or prone to infection if they break through the skin.
Yes, although it is not a primary arthritis like rheumatoid arthritis, scleroderma often causes joint pain and stiffness. Tightened skin can pull on the joints, causing contractures in which the joint becomes fixed in a bent position. Additionally, friction rubs can be felt over tendons as they move within inflamed sheaths.
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