In-depth

Causes

Adenomyosis

Amyotrophic lateral sclerosis

Amyotrophic lateral sclerosis (ALS) — often known as Lou Gehrig's disease — is a degenerative condition causing loss of control of voluntary muscles.

Baker's cyst

Bladder cancer

Cancer

Carotid artery disease

Exercise headaches

Frostbite

Gallstones

Gallstones often don't cause symptoms. But if you have a gallbladder attack, you're not likely to forget it.

Herniated disk

Back pain may mean you have a herniated disk — but not always. In fact, you can have disk herniation without pain. Here are the facts.

Hypercalcemia

Inflammatory bowel disease (IBD)

Knee bursitis

Menstrual cramps

A monthly period is bad enough. Add in painful menstrual cramps, and you may be cursing this thing called womanhood. How do you get relief?

Myocarditis

Pancreatitis

The pain of pancreatitis, an inflammation of the pancreas, can last for days, or in chronic cases, for years. Pancreatitis can lead to serious complications.

Patellar tendinitis

Placenta accreta

Posterior cruciate ligament injury

Less common than an ACL knee injury, a torn posterior cruciate ligament can be painful and sideline you for months. Find out more.

Prostate cancer

Psoriatic arthritis

Some people with psoriasis may develop joint pain called psoriatic arthritis. Get the basics here.

Sex headaches

Shaken baby syndrome


Spinal cord injury

Syringomyelia

Syringomyelia is the development of a fluid-filled cyst within your spinal cord. It can cause a variety of neurological symptoms, including pain, weakness and stiffness.

Thrombophlebitis

Thrombophlebitis occurs when a blood clot and swelling develop in a vein, typically in your leg. The cause often is prolonged inactivity or bed rest.

Torn meniscus

Twisting the knee can cause a common knee injury known as a torn meniscus. Treatment sometimes includes surgery.

Toxoplasmosis

Toxoplasmosis is an infection caused by a parasite. It doesn't make most people ill, but infants and people with HIV/AIDS are at risk of complications.

Transient global amnesia

Traumatic brain injury

While mild traumatic brain injury generally results in few long-term problems, more severe injury can cause several physical, emotional, behavioral, communication and cognitive problems.

Wilson's disease

Complications

Ankylosing spondylitis

Ankylosing spondylitis is an inflammatory arthritis that affects your spine and nearby joints. Over time, your spine may become stiff and immovable.

Bone metastasis

Brain aneurysm

Claudication

Deep vein thrombosis

Dwarfism

Encephalitis

Encephalitis is inflammation of the brain usually caused by a viral infection. Severe cases can cause brain damage, even death.

Endocarditis

Enlarged heart

Enlarged heart is often a sign of a serious heart condition. Find out causes and treatments for enlarged heart.

Gallbladder cancer

Gangrene

Grand mal seizure

Heart failure

Liver disease

Lung cancer

Meningioma

Microcephaly

Nasopharyngeal carcinoma

Paraneoplastic syndromes of the nervous system

Plantar fasciitis

Plantar fasciitis is a common cause of heel pain. It generally clears up with the help of simple treatments for pain and inflammation.

Rectovaginal fistula

Soft tissue sarcoma

Throat cancer

Ventricular fibrillation

Definition

Wilms' tumor

Risk factors

Atypical hyperplasia of the breast

Coarctation of the aorta

Cystic fibrosis

Hodgkin's lymphoma

Incompetent cervix

Kidney cancer

Multiple myeloma

Nasal polyps

Nasal polyps, inflammation-related growths in the nasal passages or sinuses, can block the flow of air and fluid in your nose.

Placenta previa

Placenta previa is a pregnancy complication that can cause excessive bleeding before or during delivery. Treatment may include bed rest or a C-section birth.

Polycystic kidney disease

Schizophrenia

Schizophrenia causes delusions, hallucinations and behavior changes. The good news is that new medications can often effectively manage schizophrenia symptoms.

Symptoms

Amenorrhea

Although the absence of menstruation (amenorrhea) is seldom serious, the condition can often be linked to an underlying problem requiring treatment.

Amnesia

Chest pain

Coma

Dizziness

Dysarthria

Heart murmurs

Hiccups

Caused by contractions of your diaphragm, hiccups are usually harmless. But rarely, hiccups may signal an underlying medical condition that requires treatment.

Polymyositis

Precocious puberty

Precocious puberty is a rare condition in which the physical signs of puberty begin to develop too early in children.

Snoring

Whiplash

Treatments and drugs

Reye's syndrome

Aug. 19, 2016
References
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  2. Patient safety: Magnetic resonance imaging (MRI). American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/safety/index.cfm?pg=sfty_mr. Accessed June 30, 2016.
  3. Chernoff D, et al. Principles of magnetic resonance imaging. http://www.uptodate.com/home. Accessed June 30, 2016.
  4. Magnetic resonance imaging (MRI) of the body. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?pg=bodymr. Accessed June 30, 2016.
  5. Brain and spinal cord tumors in adults. American Cancer Society. http://www.cancer.org/cancer/braincnstumorsinadults/detailedguide/brain-and-spinal-cord-tumors-in-adults-diagnosed. Accessed June 30, 2016.
  6. Magnetic resonance imaging (MRI). American Heart Association. http://www.heart.org/HEARTORG/Conditions/HeartAttack/SymptomsDiagnosisofHeartAttack/Magnetic-Resonance-Imaging-MRI_UCM_441632_Article.jsp. Accessed June 30, 2016.
  7. AskMayoExpert. MRI of the breast. Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2016.
  8. MRI of the musculoskeletal system. American College of Radiology, Radiological Society of North America. http://www.radiologyinfo.org/en/info.cfm?pg=muscmr. Accessed June 30, 2016.
  9. AskMayoExpert. MRI and implanted cardiac devices. Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2016.
  10. AskMayoExpert. Cochlear implant and magnetic resonance imaging. Rochester, Minn.: Mayo Foundation for Medical Education and Research; 2016.
  11. Wadhwa V, et al. Bone and joint modeling from ED knee MRI: Feasibility and comparison with radiographs and 2D MRI. Clinical Imaging. 2016;40:765.