is an opportunistic infection typically caused by Candida albicans. Thrush is commonly seen among individuals who are chronically debilitated, in patients who are immunosuppressed, or as a result of antibiotic therapy. Clinical Findings: Oral candidiasis appears as soft, white plaques on the tongue, buccal mucosa, or posterior pharynx. If the lesion is peeled off, a raw, bleeding, erythematous, eroded, or ulcerated surface results. are a group of disorders characterized by malignant neoplasms of the lymph tissue. They occur in adolescents, young adults, and people over 50 years of age. Clinical Findings: Malignant lymphomas cause lymph nodes to be large, discrete, nontender, and firm to rubbery. Enlarged nodes usually are unilateral and localized; however, chronic lymphocytic leukemia causes generalized lymphadenopathy. Hodgkin disease is a malignant lymphoma characterized by a painless, progressive enlargement of lymphoid tissue, usually first evident by the cervical lymph nodes, splenomegaly, and atypical macrophages.