Autoimmune diseases and connective tissue diseases are conditions in which the immune system becomes dysregulated and may attack the body's own tissues, causing inflammation and damage to joints, skin, muscles, blood vessels and internal organs.

Dr. Saurabh Chahande is a Rheumatologist and Clinical Immunologist in Nagpur providing evaluation and long-term management of autoimmune diseases and connective tissue diseases in adults and children.

At Joint 360, Nagpur, patients with unexplained joint pain, recurrent inflammation, unusual rashes, Raynaud's phenomenon, muscle weakness, persistent dryness, abnormal autoimmune blood tests or suspected systemic autoimmune disease can undergo a structured rheumatological evaluation.

Autoimmune diseases occur when the immune system, which normally protects the body from infections, becomes abnormally directed against the body's own cells and tissues.

Autoimmune diseases can affect one particular organ or involve several systems of the body. Some primarily affect the joints, while others may involve the skin, muscles, lungs, kidneys, nerves, blood vessels or other organs.

Because symptoms can overlap between different autoimmune conditions, diagnosis often requires a combination of:

• Detailed medical history
• Physical examination
• Blood investigations
• Autoantibody testing when appropriate
• Imaging
• Organ-specific evaluation
• Long-term clinical follow-up

A positive autoimmune blood test does not automatically mean that a person has an autoimmune disease. Test results need to be interpreted together with symptoms and clinical findings.

Connective tissue diseases are a group of systemic autoimmune disorders that can affect connective tissues and multiple organs.

They are also commonly called systemic autoimmune rheumatic diseases or connective tissue disorders.

Important connective tissue diseases include:

• Systemic Lupus Erythematosus (SLE)
• Systemic Sclerosis (Scleroderma)
• Sjögren Syndrome
• Inflammatory Myositis
• Dermatomyositis
• Polymyositis
• Mixed Connective Tissue Disease (MCTD)
• Undifferentiated Connective Tissue Disease (UCTD)
• Antiphospholipid Syndrome (APS)
• Certain forms of systemic vasculitis

These diseases can have overlapping symptoms, and some patients may initially have symptoms that do not fit neatly into one specific diagnosis.

This is why assessment by a rheumatologist can be important when an autoimmune connective tissue disease is suspected.

Lupus is a systemic autoimmune disease that can affect the joints, skin, kidneys, blood cells, nervous system, lungs and other organs.

Common symptoms may include:

• Joint pain or swelling
• Persistent fatigue
• Skin rashes
• Sensitivity to sunlight
• Recurrent mouth ulcers
• Hair loss
• Unexplained fever
• Abnormal blood counts
• Kidney abnormalities

Learn more: [Lupus / Systemic Lupus Erythematosus]

Systemic sclerosis is an autoimmune connective tissue disease characterized by abnormalities of blood vessels, immune-system dysfunction and fibrosis.

Symptoms may include:

• Fingers becoming white, blue or red in cold weather
• Tight or thickened skin
• Swollen fingers
• Digital ulcers
• Heartburn or difficulty swallowing
• Breathlessness
• Joint or muscle symptoms

Systemic sclerosis can involve the lungs, heart, kidneys and gastrointestinal tract, making regular assessment important.

Learn more: [Scleroderma / Systemic Sclerosis]

Sjögren syndrome is an autoimmune disease that commonly affects the glands responsible for producing tears and saliva.

Typical symptoms include:

• Dry eyes
• Dry mouth
• Gritty or burning sensation in the eyes
• Difficulty swallowing dry foods
• Dental problems
• Fatigue
• Joint or muscle pain

Sjögren syndrome can sometimes involve organs outside the glands, including the lungs, kidneys and nervous system.

Learn more: [Sjögren Syndrome]

Inflammatory myositis is a group of autoimmune diseases affecting muscles.

Patients may experience:

• Progressive muscle weakness
• Difficulty climbing stairs
• Difficulty getting up from a chair
• Difficulty lifting the arms
• Difficulty swallowing
• Skin rashes in certain forms of myositis
• Muscle inflammation

Some forms may also be associated with lung involvement.

Learn more: [Inflammatory Myositis]

Mixed connective tissue disease, or MCTD, is an autoimmune condition in which features of more than one connective tissue disease occur together.

A patient may have features resembling:

• Lupus
• Systemic sclerosis
• Polymyositis or dermatomyositis
• Rheumatoid arthritis

Symptoms vary considerably between individuals, and diagnosis requires careful clinical assessment and appropriate laboratory testing.

Some patients have symptoms and autoimmune blood-test abnormalities suggesting a connective tissue disease but do not fulfil the established classification or diagnostic features of a specific disease.

This may be described as undifferentiated connective tissue disease (UCTD).

These patients may need periodic rheumatology follow-up because symptoms and disease features can evolve over time.

Vasculitis refers to inflammation of blood vessels.

Depending on the blood vessels and organs involved, symptoms may include:

• Skin rashes
• Unexplained fever
• Weight loss
• Joint pain
• Nerve symptoms
• Sinus or respiratory problems
• Kidney abnormalities
• Breathlessness
• Abdominal symptoms

Some forms of vasculitis can cause serious organ damage and require timely diagnosis and treatment.

Learn more: [Systemic Vasculitis]

Antiphospholipid syndrome (APS) is an autoimmune disorder associated with abnormal antibodies that can increase the tendency for blood clots and certain pregnancy complications.

Evaluation may be considered in appropriate patients with:

• Unexplained blood clots
• Recurrent pregnancy complications
• Certain unusual vascular events
• Persistently positive antiphospholipid antibodies

Diagnosis requires clinical findings and appropriate laboratory assessment rather than a single positive blood test.

Autoimmune diseases can produce symptoms that initially appear unrelated.

You should consider rheumatological evaluation when symptoms are persistent, recurrent, unexplained or occur in combination.

• Persistent joint pain
• Joint swelling
• Morning stiffness
• Unexplained fatigue
• Recurrent fever
• Muscle weakness
• Skin rashes
• Hair loss
• Recurrent mouth ulcers
• Dry eyes
• Dry mouth
• Fingers changing colour in cold weather
• Skin tightening
• Unexplained weight loss
• Numbness or nerve symptoms
• Breathlessness
• Recurrent unexplained inflammation
• Abnormal blood counts
• Persistently elevated inflammatory markers
• Positive ANA or other autoimmune antibodies

Having one of these symptoms does not necessarily mean that you have an autoimmune disease. Many common conditions can cause similar symptoms.

You should consider consulting a rheumatologist when symptoms suggest persistent inflammation or a systemic autoimmune condition.

A rheumatology consultation may be particularly useful if you have:

Joint swelling lasting several weeks

Prolonged morning stiffness

Unexplained recurrent fever

Persistent muscle weakness

Raynaud's phenomenon

Unexplained skin rashes

Recurrent mouth ulcers

Dry eyes and dry mouth with systemic symptoms

Unexplained abnormalities in blood or urine tests

Positive ANA with compatible symptoms

Suspected lupus, scleroderma, Sjögren syndrome, myositis or vasculitis

Early assessment can help determine whether symptoms represent an autoimmune disease, another rheumatological condition or a non-rheumatological problem.

There is no single blood test that can diagnose every autoimmune disease.

Depending on the symptoms, a rheumatologist may consider investigations such as:

• Complete blood count
• ESR
• CRP
• Kidney and liver function tests
• Urine examination
• ANA
• Anti-dsDNA
• ENA profile
• Anti-Sm antibodies
• SSA/Ro and SSB/La antibodies
• Complement levels
• Antiphospholipid antibodies
• Rheumatoid factor
• Anti-CCP antibodies
• ANCA
• Muscle enzymes
• Myositis-specific antibodies
• Other disease-specific investigations

The exact investigations should be selected according to the patient's history and examination.

More tests do not always mean a better diagnosis. Appropriate interpretation is more important than ordering every autoimmune test.

A positive ANA test can occur in several autoimmune diseases, including lupus and other connective tissue diseases.

However, a positive ANA does not by itself diagnose lupus or another autoimmune disease.

ANA may also be positive in some healthy individuals and in other clinical situations.

The significance of the result depends on:

• Symptoms
• Physical examination
• ANA pattern and titre where relevant
• Other antibody tests
• Blood counts
• Urine findings
• Kidney function
• Other organ involvement

Therefore, a positive ANA should be interpreted in the correct clinical context.

Treatment depends on the specific diagnosis, organs involved and severity of disease.

Management may include:

Depending on the condition, treatment can include:

• Hydroxychloroquine
• Corticosteroids
• Conventional disease-modifying antirheumatic drugs
• Immunosuppressive medicines
• Biologic therapies
• Targeted therapies
• Organ-specific treatments

Not every patient needs immunosuppressive treatment.

The goal is to control inflammation, prevent organ damage, reduce disease flares and maintain quality of life while minimizing treatment-related risks.

Depending on the disease, management may also include:

• Regular physical activity
• Appropriate exercise and physiotherapy
• Sun protection in photosensitive diseases
• Smoking cessation
• Vaccination when appropriate
• Healthy nutrition
• Adequate sleep
• Cardiovascular risk-factor management
• Regular monitoring

Autoimmune diseases are sometimes difficult to recognize because symptoms may change over time and several diseases can produce similar findings.

For example:

Joint pain + positive ANA does not automatically mean lupus.

Dry eyes + dry mouth may have several possible causes.

Raynaud's phenomenon can occur without systemic autoimmune disease but can also be an early feature of connective tissue disease.

Muscle weakness can have neurological, metabolic, medication-related or inflammatory causes.

A rheumatologist looks at the complete clinical picture rather than relying on one symptom or one laboratory test.

One of the important features of systemic autoimmune disease is that symptoms may involve different parts of the body.

For example, a patient may have:

Joints + skin + blood abnormalities

or

Raynaud's phenomenon + skin changes + breathlessness

or

Dry eyes + dry mouth + joint pain

or

Muscle weakness + skin rash + lung involvement

When symptoms cross multiple organ systems, a systemic autoimmune disease may need to be considered.

Autoimmune and rheumatic diseases can also occur during childhood.

Children may present differently from adults.

Possible symptoms include:

• Persistent joint swelling
• Prolonged morning stiffness
• Unexplained fever
• Skin rashes
• Muscle weakness
• Poor growth
• Fatigue
• Recurrent unexplained inflammation

Paediatric rheumatological assessment can help distinguish autoimmune disease from infections, nutritional problems, orthopaedic conditions and other childhood illnesses.

If you are looking for an autoimmune disease specialist in Nagpur, Dr. Saurabh Chahande provides rheumatology and clinical immunology evaluation at Joint 360, Nagpur.

The practice focuses on the evaluation and management of:

• Autoimmune diseases
• Connective tissue diseases
• Rheumatoid arthritis
• Lupus
• Systemic sclerosis
• Sjögren syndrome
• Inflammatory myositis
• Vasculitis
• Psoriatic arthritis
• Ankylosing spondylitis
• Gout
• Other inflammatory and rheumatic diseases

Patients from Nagpur and surrounding areas of Vidarbha and central India may seek specialist rheumatology consultation for persistent or unexplained inflammatory symptoms.

Dr. Saurabh Chahande is a Rheumatologist and Clinical Immunologist in Nagpur with specialist training in rheumatology and clinical immunology.

His clinical practice includes evaluation of complex autoimmune and connective tissue diseases involving multiple organs.

At Joint 360, the approach is focused on:

• Careful clinical assessment
• Appropriate autoimmune investigations
• Disease-specific diagnosis
• Assessment of organ involvement
• Individualized treatment
• Long-term monitoring
• Patient education

The objective is not simply to treat a laboratory abnormality, but to understand the complete clinical picture and provide appropriate rheumatological care.

Autoimmune disease is a broad term for conditions in which the immune system mistakenly reacts against the body's own tissues. Connective tissue diseases are a group of systemic autoimmune rheumatic diseases that can affect connective tissues and multiple organs.

Some autoimmune diseases can be controlled very effectively with appropriate treatment, although many are chronic conditions requiring long-term monitoring. Treatment goals include controlling disease activity, preventing organ damage and maintaining quality of life.

No. A positive ANA can occur in autoimmune diseases but can also be found in some healthy individuals and other conditions. ANA results must be interpreted along with symptoms and clinical findings.

A rheumatologist commonly evaluates and treats systemic autoimmune diseases and connective tissue diseases, particularly when joints, muscles, skin, blood vessels or multiple organs are involved.

Yes. Some connective tissue diseases, including systemic sclerosis, inflammatory myositis and other systemic autoimmune disorders, can affect the lungs.

Yes. Joint pain, stiffness and swelling are common manifestations of several autoimmune rheumatic diseases, including rheumatoid arthritis, lupus and psoriatic arthritis.

Yes. Children can develop autoimmune and inflammatory rheumatic diseases, including juvenile idiopathic arthritis and certain connective tissue diseases.

A rheumatology consultation may be appropriate when a positive ANA is accompanied by symptoms such as persistent joint swelling, prolonged morning stiffness, unexplained rashes, recurrent mouth ulcers, Raynaud's phenomenon, unexplained fever, abnormal urine findings or other features suggesting systemic autoimmune disease.

Persistent joint pain, unexplained inflammation, unusual rashes, Raynaud's phenomenon, muscle weakness or an abnormal autoimmune blood test may require specialist evaluation.

Dr. Saurabh Chahande
Rheumatologist & Clinical Immunologist
Joint 360, Nagpur

Ground Floor, Kamal Keshav Building,
Opposite Lokmat Building, Lokmat Square,
Ramdaspeth, Nagpur, Maharashtra.

Phone: 8983479792 / 7066911191

For consultation and appointment information, contact Joint 360.

Explore detailed information about:

Rheumatoid Arthritis | Lupus | Scleroderma | Sjögren Syndrome | Inflammatory Myositis | Vasculitis | Psoriatic Arthritis | Ankylosing Spondylitis | Gout | Osteoarthritis | Juvenile Idiopathic Arthritis

This page is intended for general health education and does not replace an in-person medical consultation, diagnosis or individualized treatment plan. Autoimmune diseases can present differently in different people. Medical tests should be interpreted by a qualified healthcare professional in the appropriate clinical context.