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Mycosis Fungoides
OMFP II
Question | Answer |
---|---|
What is an alternate name for Mycosis Fungoides? | An alternate name for Mycosis Fungoides is Cutaneous T-cell Lymphoma. |
Complete this sentence: Mycosis Fungoides is the most common form of ___. | Mycosis Fungoides is the most common form of primary cutaneous T-cell Lymphoma. |
How do skin lesions progress in Mycosis Fungoides? | Skin lesions of Mycosis Fungoides progress in stages as psoriasis-like patches first, then nodular or indurated plaques to later look like tumor-like excrescences. |
True or False: All three stages of Mycosis Fungoides skin lesions can be seen in one patient. | This is true - All three stages of Mycosis Fungoides skin lesions can be seen in one patient. |
Where are Mycosis Fungoides lesions most commonly found and where are they most uncommon? | Mycosis Fungoides lesions are mostly found on the chest, breasts, limbs, and flexures while oral lesions are uncommon. |
Sezary syndrome can represent a variant of Mycosis Fungoides - how is this syndrome defined? | Sezary syndrome is characterized by erythroderma, generalized lymphadenopathy, and clonal neoplastic T cells containing cerebriform nuclei found in the skin, lymph nodes, and blood. |
How common is Mycosis Fungoides? | Mycosis Fungoides is rare with about 1,200 cases in the U.S. annually. |
True or False: Mycosis Fungoides has a female predilection. | This statement is false. Mycosis Fungoides has a male predilection of 2:1. |
In what age range is Mycosis Fungoides most common? | Mycosis Fungoides is most common in the fourth to sixth decades of life with a mean age of 55-60 years old. |
True or False: African Americans are affected by Mycosis Fungoides more frequently. | This is true - African Americans are affected by Mycosis Fungoides more frequently. |
How is Mycosis Fungoides diagnosed? | Mycosis Fungoides is diagnosed using a biopsy of lesional tissue and established through microscopic examination of the specimen. |
What is Mycosis Fungoides characterized by on a microscopic level? | Mycosis Fungoides is characterized by CD4+ cells that have an atypical form with cerebriform nuclei. It appears as clusters of atypical lymphocytes grouped in intraepidermal vesicles called Pautrier's microabscesses. |
What do early lesions of Mycosis Fungoides appear as? | Early lesions of Mycosis Fungoides show atypical lymphocytes lining up along dermal-epidermal junctions extending into the epidermis. |
What is the treatment for Mycosis Fungoides? | Treamtment for Mycosis Fungoides includes phototherapy or chemotherapy, topical therapy, and radiotherapy which are used to treat malignancy. |
What is the prognosis for patients with Mycosis Fungoides? | Mycosis Fungoides does not have a cure and progresses slowly. A small number of cases will progress to Sezary syndrome. |
How can the prognosis of Mycosis Fungoides differ? | Clinical staging of Mycosis Fungoides is considered the most prognostic factor as large cell transformation leads to a poor prognosis. However, the CD8 predominant form shows a better prognosis, except in HIV patients. |
What can be included in a differential diagnosis list for Mycosis Fungoides? | The differential diagnosis list for Mycosis Fungoides includes Psoriasis, Eczema, Pityriasis, Lichen Planus, Sarcoidosis, Leukemia cutis, B-cell Lymphoma, and Pseudo Lymphoma. |