2022年2月11日 · Thyroid nodules are solid or fluid-filled lumps that form within your thyroid, a small gland located at the base of your neck, just above your breastbone. Thyroid gland The thyroid gland is located at the base of the neck, just below the Adam's apple.

2022年2月11日 · Nodules that produce excess thyroid hormone — called hot nodules — show up on the scan because they take up more of the isotope than normal thyroid tissue does. Hot nodules are almost always noncancerous. In some cases, nodules that take up less of the isotope — called cold nodules — are cancerous.

2022年7月19日 · Yes, a lung nodule can be cancerous. But most lung nodules aren't cancerous. Lung nodules are small clumps of cells in the lungs. They're very common. Most lung nodules are scar tissue from past lung infections. Lung nodules usually don't cause symptoms. They're often found by accident on a chest X-ray or CT scan done for some other reason.

2024年1月10日 · An infection in the intestines, such as a virus, is the usual cause of mesenteric lymphadenitis. Also called mesenteric adenitis, the condition mainly affects children and teens.

2021年11月6日 · Thyroid nodules. A nodule is the irregular growth of thyroid cells that form a lump. A person may have one nodule or several nodules (multinodular goiter). The cause of nodules is not clear, but there may be multiple factors — genetics, diet, lifestyle and environment. Most thyroid nodules are noncancerous (benign). Thyroid cancer.

Dupuytren contracture is a condition that causes one or more fingers to bend toward the palm of the hand. The affected fingers can't straighten completely.

Tiny bumps on the iris of the eye, known as Lisch nodules. These nodules can't easily be seen and don't affect vision. Soft, pea-sized bumps on or under the skin called neurofibromas. These benign tumors usually grow in or under the skin but can also grow inside the body. A growth that involves many nerves is called a plexiform neurofibroma.

Causes. Breast lumps can be caused by: Breast cysts. These fluid-filled sacs inside the breast are round, smooth and firm.

2024年5月10日 · Symptoms. Symptoms depend on whether the tumor makes hormones, what hormone it makes and how much it makes. But many benign adrenal gland tumors don't cause symptoms because they don't make hormones.

2024年5月2日 · Esophageal cancer — Comprehensive overview covers symptoms, causes, types, risks, treatment of cancer of the esophagus.