Dr. Maureen H. Lefkoff D.D.S.

Saddle ParesthesiaA set of severe sciatica symptoms are described in saddle paresthesia. These symptoms can occur in the buttocks, perineum, and groin. Sometimes, this condition is also referred to as saddle anesthesia. When there is a sensation of tingling and numbness in the affected area, the...

What is rheumatoid arthritis (RA)?Rheumatoid arthritis is an autoimmune disease, wherein the immune system mistakenly attacks the joints leading to stiffness, pain, and inflammation. Gradually, RA can lead to physical deformities. Rheumatoid arthritis is known to affect around 2 million Americans....

IntroductionLupus is a chronic autoimmune disease. It is a complex disease characterized by inflammation and many other symptoms. In lupus, the body's immune system attacks its own healthy tissues and causes inflammation and swelling. It also damages other organs in the body. People with lupus tend...

Ringworm, or tinea, refers to a fungal infection of the skin. The term ‘worm’ is derived from the old belief that the disease was caused by a worm. The term ‘ring’ refers to the characteristic ring-shaped patches produced by the fungus on the skin. Infection is often found in the outer layer...

OverviewStomach ulcers, also known as gastric ulcers, are sores within the stomach lining. An infection caused by a bacterium called Helicobacter pylori (H. pylori) is the most common cause of stomach ulcers. Another cause of stomach ulcers is the long-term use of nonsteroidal anti-inflammatory...

Many diseases interact with rheumatoid arthritis, causing concern for patients and their families. Common diseases that have high comorbidity rates with rheumatoid arthritis are other autoimmune disorders. Lupus is an example of a disorder that might be correlated. Other diseases frequently...