Interstitial Nephritis: What to Know

Interstitial nephritisis a condition that causes inflammation in the kidneys' tissues. This article discusses the symptoms and causes of interstitial nephritis and the diagnostic and treatment process. A decrease in urine volume can be the most common symptom of interstitial nephritis. Vladimir Vladimirov / Getty Images Other symptoms include: What Causes Interstitial Nephritis? Specific medications, infections, and chronic diseases can cause interstitial nephritis. Healthcare providers classify it into two categories:acute and chronic....

April 18, 2025 · 2 min · 331 words · Ricky Wong

Intestinal Metaplasia: An Overview

These changes are not normal and increase the risk of cancer. Symptoms of Intestinal Metaplasia Most people do not experience noticeable effects of intestinal metaplasia. In fact, the condition is not typically associated with any symptoms. jarun011 / Getty Images However, even for people who have intestinal metaplasia, these symptoms can occur for other reasons. Complications Intestinal metaplasia may be precancerous. When left untreated, the abnormal cells in the stomach or esophagus can undergo a change referred to asdysplasia....

April 18, 2025 · 3 min · 630 words · Thomas Edwards

Intra-Articular Injections to Treat Joint Disorders

This photo contains content that some people may find graphic or disturbing. They may be used to deliverchemotherapy drugslike Doxil (doxorubicin) directly into a joint affected by cancer. When used for alleviating pain, different intra-articular therapies work in different ways. GARO / PHANIE / Getty Images Intra-articular treatments are most commonly used to treatosteoarthritis, acutegout, andrheumatoid arthritisof the knee. Long-term use of corticosteroids has been thought to progressively damage the joints, but this is controversial....

April 18, 2025 · 2 min · 316 words · Justin Beasley

Intraductal Papillary Mucinous Neoplasm Cysts (IPMN)

These cancerous tumors become invasive and are a form ofpancreatic cancerthat is difficult to diagnose and treat. Symptoms include abdominal pain, nausea and vomiting, andunexplained weight loss. People can developjaundiced(yellowed) skin.The cause is unclear but certain genetic changes have been associated with IPMN. Illustration by Lara Antal for Verywell Health This article explains IPMN cysts and how they are diagnosed and treated, including surgical removal to prevent cancer. It discusses potential causes and risk factors for IPMN....

April 18, 2025 · 3 min · 477 words · Michael Hernandez

Intramuscular Injections of Progesterone in Oil

Progesterone injections help make the lining of the uterus thicker to prepare for the fertilized egg. There are some common side effects, such as redness at the injection site. This article explains why a progesterone in oil injection is important during pregnancy. Illustration by Michela Buttignol for Verywell Health It also offers tips on how to self-administerintramuscular injectionsof progesterone. When you have a positive pregnancy test, you may be asked to continue the injections for 10 weeks....

April 18, 2025 · 3 min · 464 words · Nicole Reynolds

Intubation Explained

Verywell / Joshua Seong What Is Intubation? Intubation triggers when a tube is inserted into your trachea to help you breathe. Depending on why intubation is needed, it may or may not be serious. Verywell / Joshua Seong Intubation is commonly used for anesthesia in surgery and for airway management in more critical patient care. In emergency situations and certain illnesses, being intubated means a form of life support. It can help keep the airway open and assist breathing....

April 18, 2025 · 3 min · 497 words · Jamie Thornton

Inverse Psoriasis

It is also known as flexural psoriasis orintertriginous psoriasis. Inverse psoriasis is rare, accounting for 3% to 7% of allpsoriasiscases. Because these areas rub together often, skin cells naturally slough off before patches can become scaly. DermNet /CC BY-NC-ND Location Inverse psoriasis appears where skin touches skin, like the armpits. This also differentiates it from plaque psoriasis, which often affectsextensor surfaceslike the kneecap. Why Is It Called Inverse Psoriasis? Inverse psoriasis is so-named because it occurs opposite the places whereplaque psoriasisdoes....

April 18, 2025 · 3 min · 458 words · Dr. Jessica Koch

Involuntary Muscle Movements

Involuntary muscle movements refer to body movements that are outside of your control. These movements may be mild, such as a slight eye twitch. They can also be quite pronounced, affecting the arms, trunk, or neck. Involuntary movements may be due to chronic conditions, nerve damage, drug reactions, or brain injury. Tremors Tremors are involuntary shaking in the hands, head, or other parts of the body. Some tremors may worsen when you attempt basic movements....

April 18, 2025 · 4 min · 713 words · Robyn Taylor

Iodine Allergy: What You Should Know

Iodineis a nutrient that is essential forthyroid function. Healthcare providers now believe that the term, iodine allergy should no longer be used because it is inaccurate. Iodine is essential for thyroid function, and an allergy to it would be life-threatening. AsiaVision / Getty Images This article will explain why some people experience allergic reactions to iodine-containing substances and how to manage the symptoms. However, hypersensitivity reactions to fish and shellfish are likely because of the protein tropomyosin, not iodine....

April 18, 2025 · 2 min · 410 words · Lisa Gates

Iontophoresis and Dexamethasone Patch

Going to physical therapy for your neck or back? If so, you’ll likely be given a coordinated set oftreatment modalities. The specific therapies chosen by your P.T. andresr / Getty Images will depend on your pain level, limitations, functionality, and the like. Usually, a home exercise program, or HEP, is the biggest part of the plan. Iontophoresis Patch One such treatment modality is callediontophoresis, or ionto for short. This procedure involves a patch that is placed on your skin....

April 18, 2025 · 2 min · 303 words · Nicholas Cook

Iontophoresis Medications Used in Physical Therapy

It is often used to treat a variety of different conditions. The specific medication that is used in iontophoresis depends upon the goals of treatment. Below is a list of common iontophoresis medications and their uses in physical therapy. Illustration by Lisa Fasol, Verywell Dexamethasone Dexamethasone is a common anti-inflammatory medication used during iontophoresis treatments in many physical therapy clinics. It is helpful in decreasing localized inflammation that occurs in musculoskeletal conditions such as tendonitis or bursitis....

April 18, 2025 · 1 min · 206 words · Erin Green

Iron Deficiency Anemia From Heavy Menstrual Periods

Getting Evaluated If You Are at Risk Iron deficiency anemia fromheavy menstrual periodsis very common. In women of childbearing age, it is the most frequent cause of iron deficiency anemia. In the U.S., around 4% of women of reproductive age have iron deficiency anemia. grinvalds / Getty Images Black women in the U.S. and women in developing countries have even higher rates. What Is Iron Deficiency Anemia? Iron deficiencyis one of the most common causes of anemia....

April 18, 2025 · 4 min · 755 words · Jeremy Haynes

Iron Deficiency With Thyroid Disease

Low iron levels can cause fatigue and hair loss in thyroid patients. That lowers the production of red blood cells and triggers anemia. In most cases, the deficiencies were sparked by an iron-poor diet that existed before the thyroid diagnosis. Verywell / Elise Degarmo An overactive thyroid gland produces high amounts of ferritin. It seems logical that increasing iron storage would prevent anemia. The opposite is often true, though. High ferritin appears to trigger an inflammatory response that prevents the body from using iron normally....

April 18, 2025 · 3 min · 567 words · Jane Morgan