Polymyositis

What is Polymyositis?

Polymyositis is a type of inflammatory myopathy that leads to muscle inflammation and weakness.  What is the Pathology of Polymyositis? The pathology of polymyositis is: -Etiology: The cause of polymyositis is a defective cellular immunity due to viral infection, malignancies,…
Systemic Sclerosis

What is Systemic Sclerosis?

Systemic sclerosis, also called scleroderma, is an autoimmune condition in which certain tissues become fibrotic, especially small blood vessels and skin. What is Systemic Sclerosis? Systemic sclerosis is a systemic connective tissue disease that that affects the skin, joints, and…
Sjögren Syndrome

What is Sjögren Syndrome?

Sjögren syndrome is a chronic disease associated with dry mouth (xerostomia) and dry eyes (keratoconjunctivitis sicca) due to immune destruction of salivary and lacrimal glands. What is Sjögren Syndrome? Sjögren syndrome an autoimmune disease that cause dysfunction in the exocrine…
Rheumatoid Arthritis

What is Rheumatoid Arthritis?

Rheumatoid arthritis (RA) is a chronic inflammatory disease of the joints. Rheumatoid arthritis may also involve the skin, heart, blood vessels, and lungs. What is the Pathology of Rheumatoid Arthritis? The pathology of rheumatoid arthritis is: -Etiology: The cause of…
Different Types of Systemic Lupus Erythematous

What are the Different Types of Systemic Lupus Erythematous?

There are many types of Systemic lupus erythematous (SLE) which include: Diffuse lupus nephritisMembranous Lupus NephritisAdvanced Sclerosing Lupus NephritisChronic Discoid Lupus ErythematousSubacute Cutaneous Lupus ErythematousDrug-Induced Lupus Erythematosus Diffuse lupus nephritis is class IV glomerulonephritis that involves more than 50% of…
Antiphospholipid Antibody Syndrome

What is Antiphospholipid Antibody Syndrome?

Antiphospholipid antibody syndrome is an acquired autoimmune disease that manifest as recurrent thrombosis or fetal loss in pregnant women. It is a condition that alters the regulation of blood coagulation. 
Systemic Lupus Erythematosus

What is Systemic Lupus Erythematosus?

Systemic lupus erythematosus (SLE) is an autoimmune disease that affects multiple organs. Autoantibodies are produced due to failure to maintain self-tolerance. Antinuclear antibodies (ANAs). What is the Pathology of Systemic Lupus Erythematosus? The pathology of systemic lupus erythematosus is: -Etiology:…
Features of Autoimmune Diseases

What are the Features of Autoimmune Diseases?

The features of autoimmune conditions are fatigue, joint pain and swelling, skin problems, abdominal pain or digestive issues, recurring fever, and swollen glands. Autoimmune diseases are usually chronic issues, and are prone to remission and relapse. The damage caused by…
Can Autoimmune Reactions Be Triggered By Infections

Can Autoimmune Reactions Be Triggered By Infections?

Yes, autoimmune reactions may be triggered by infections. Such as the following: Systemic Lupus Erythematosus – CMV, EBV, T. gondiiAntiphospholipid Syndrome – EBV, C. tetani, CMVType 1 diabetes – CMV, Saccharomyces cerevisiaeRheumatoid arthritis – E.coli, K. pneumoniae, P. mirabilis, EBV,…