<unk>  is one of the most common types of benign lymphadenopathies. It can be typically found in children and young adults however all ages are subject to<unk> , including the elderly. Lymphadenopathies such as<unk> , are usually localized but can also be generalized and are non gender specific. Over 75% of all lymphadenopathies are observed as local, usually involving specifically the head and neck regions. It has been estimated that patients who present lymphadenopathy has an estimated 1.1% chance of developing malignancy. The rate of childhood malignancy associated with lymphadenopathy is low, however this increases with age. A majority of reported cases in children are usually caused by infections or benign etiologies. In one study, 628 patients underwent a nodal biopsy and resulted benign or self-limited causes found in nearly 79% in patients younger than 30 years of age. This was also the case for nearly 59% of patients between the ages of 31-59 years old and 39% in patients that were older than 50 years of age. Lymphadenopathies that last more than 2 weeks or over one year and does not develop progression of cancer cells have a low chance of neoplastic effects.
Follicular hyperplasia
Lymphoid hyperplasia
Perifollicular mucinosis
Microglandular hyperplasia
Hyperkeratinization
Pseudopolyps
Xanthogranulomatous inflammation
Reticular formation