Search results
Results from the WOW.Com Content Network
The cause is usually a developmental abnormality arising in the early prenatal period, typically failure of obliteration of the second, third, and fourth branchial cleft, i.e. failure of fusion of the second branchial arches and epicardial ridge in lower part of the neck. Branchial cleft cysts account for almost 20% of neck masses in children. [1]
Bizarre parosteal osteochondromatous proliferation (BPOP), also known as Nora's lesion, [4] is a type of non-cancerous bone tumor belonging to the group of cartilage tumors. [1] [2] [5] It is generally seen in the tubular bones of the hands and feet, [6] where it presents with a rapidly enlarging painless lump in a finger or toe.
A neck mass or neck lump is an ambiguous mass found in the neck area. There are many different possible causes, [ 1 ] including head and neck cancer [ 2 ] and congenital conditions like branchial anomalies and thyroglossal duct cysts .
Thyroglossal cyst usually presents as a midline neck lump (in the region of the hyoid bone) that is usually painless, smooth and cystic, though if infected, pain can occur. There may be difficulty breathing, dysphagia (difficulty swallowing), or dyspepsia (discomfort in the upper abdomen), especially if the cyst becomes large.
Head and neck, genitourinary tract Infant–6 Alveolar soft part sarcoma: Arms, legs, head, and neck 10–19 Muscle (smooth) Leiomyosarcoma Trunk 15-35+ Fibrous tissue Undifferentiated pleomorphic sarcoma Legs 15–19+ Dermatofibrosarcoma protuberans Trunk 15–19 Synovial sarcoma Legs, arms, and trunk 15–35 Fat Liposarcoma Arms and Legs 15–19+
Nodules are small firm lumps usually greater than 1 cm in diameter, found in skin and other organs. [ 1 ] [ 2 ] If filled with fluid they are usually softer and referred to as cysts . [ 2 ] Smaller (less than 0.5 cm) raised soft tissue bumps may be termed papules .
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
A testicular teratoma may present as a painless lump. [1] Complications may include ovarian torsion, testicular torsion, or hydrops fetalis. [1] [2] [3] They are a type of germ cell tumor (a tumor that begins in the cells that give rise to sperm or eggs). [4] [8] They are divided into two types: mature and immature. [4]