In-depth

Acute kidney failure

Acute liver failure

Acute lymphocytic leukemia

Adenomyosis

Ambiguous genitalia

Amenorrhea

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

Appendicitis

Arteriovenous fistula

Ascariasis

Atelectasis

Autonomic neuropathy

Back pain

Baker's cyst

Bladder stones

Bladder stones are small masses of minerals in your bladder — often forming as a result of an enlarged prostate, nerve damage or infection.

Blood in urine (hematuria)

Bursitis

Cancer

Carotid artery disease

Cholestasis of pregnancy

Cleft lip and cleft palate

Congenital adrenal hyperplasia

Congenital adrenal hyperplasia is a genetic condition affecting the adrenal glands and interfering with normal growth and development in boys and girls.

Cystitis

Deep vein thrombosis

Down syndrome

Ductal carcinoma in situ (DCIS)

Ectopic pregnancy

Edema

Enlarged liver

Epididymitis

Erectile dysfunction

Eye melanoma

Fetal macrosomia

Fibroadenoma

Foot drop

Gestational diabetes

Glomerulonephritis

Glomerulonephritis affects your kidneys' filtering function. Complications include high blood pressure, protein in the urine (proteinuria) and kidney failure.

Goiter

Goiter is an enlargement of the thyroid gland due to a variety of causes. The condition can cause difficulty swallowing or breathing.

Gynecomastia

Gynecomastia, enlarged breasts in males, is a common problem. Find out about treatments and how to cope.

Hamstring injury

High blood pressure in children

High potassium (hyperkalemia)

Hirsutism

Hirsutism refers to excessive hair growth in women. Possibly a result of elevated male hormones, hirsutism is often caused by an underlying condition.

Hurthle cell cancer

Hydrocele

Incompetent cervix

Inflammatory breast cancer

Invasive lobular carcinoma

Iron deficiency anemia

Iron deficiency anemia may leave you feeling sapped of energy. This condition is especially common in women. Iron supplements usually help.

Ischemic colitis

Kidney cancer

Kidney stones

Knee bursitis

Knee pain

Lipoma

Liver disease

Liver hemangioma

Liver hemangioma is the most common type of noncancerous (benign) liver mass. Learn how doctors treat liver hemangioma.

Lynch syndrome

Male breast cancer

Mammary duct ectasia

Membranous nephropathy

Menorrhagia

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?

Molar pregnancy

Morning sickness

Muscular dystrophy

Myelofibrosis

In myelofibrosis, healthy bone marrow is replaced with scar tissue, leading to severe anemia and fatigue.

Myofascial pain syndrome

Orchitis

Ovarian cancer

Ovarian cysts

Ovarian hyperstimulation syndrome

Ovarian hyperstimulation syndrome (OHSS) — Comprehensive overview covers symptoms, treatment of this complication of infertility treatment.

Painful intercourse (dyspareunia)

Pancreatic cancer

Pancreatic cancer is often fatal. Find out which new treatments offer hope.

Patellar tendinitis

Pelvic inflammatory disease (PID)

Peritonitis

Peyronie's disease

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.

Placental abruption

Pleurisy

Pleurisy is the painful inflammation of the membranes that surround your lungs. The cause can be one of a number of underlying conditions.

Polycystic kidney disease

Polymyalgia rheumatica

Precocious puberty

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

Premature birth

Preterm labor

Prostate cancer

Recurrent breast cancer

Sacral dimple

Scrotal masses

Soft tissue sarcoma

Solitary rectal ulcer syndrome

Solitary rectal ulcer syndrome, a rare condition, may be caused by chronic constipation. Dietary changes may help mild cases.

Spermatocele

Spina bifida

Swollen knee

Tapeworm infection

Testicular cancer

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.

Thyroid cancer

For people diagnosed with the most common forms of thyroid cancer, the prognosis is usually excellent.

Thyroid nodules

Most thyroid nodules — lumps in the thyroid gland — cause no problems. But nodules that affect swallowing, produce excess thyroid hormone or are malignant require treatment.

Torn meniscus

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

Toxic hepatitis

Toxic hepatitis is liver damage that occurs when your liver isn't able to break down certain toxins — including common pain relievers such as Tylenol.

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.

Tricuspid atresia

Tuberous sclerosis


Turner syndrome

Urinary incontinence

Uterine prolapse

Varicocele

Vasculitis

Whiplash

Wilms' tumor

Zollinger-Ellison syndrome

Jan. 24, 2015