[Exam 1] Chapter 61: Management of Patients with Dermatologic Disorders Flashcards
Malignant Skin Tumors: Leading preventable cause of skin cancer?
Exposure to UV radiation, including sun and artifical UV rays
Malignant Skin Tumors: Over 99% of skin cancers include what?
Melanoma
Malignant Skin Tumors: The two most common types of nonmelanoma skin cancers are?
Basal Cell Carcinoma and Squamous Cell Carcinoma
Malignant Skin Tumors, BCC and SCC: Stats about BCC?
Rarely associated with morbidity and rarely causes men. 80% of men and 90% of women have this.
Malignant Skin Tumors, BCC and SCC: Stats about SCC?
Second most prevalent skin cancer.
Malignant Skin Tumors, BCC and SCC, CMs: Where does BCC appear?
On sun-exposed areas of body such as face,, neck, hands, and scalp.
Malignant Skin Tumors, BCC and SCC, CMs: How does a BCC begin as?
Small, waxy nodule with rolled, translucent, pearly borders. Undergoes central ulceration and sometimes crusting. Appears frequently on face.
Malignant Skin Tumors, BCC and SCC, CMs: Does BCC reoccur?
Rarely metastasizes, but recurrence is common.
Malignant Skin Tumors, BCC and SCC, CMs: A neglected BCC lesion can result in?
Loss of a nose, an ear, or a lip.
Malignant Skin Tumors, BCC and SCC, CMs: What is a SCC?
A malignant proliferation arising from the epidermis.
Malignant Skin Tumors, BCC and SCC, CMs: Precursor of SCC is usually what
actinic keratosis.
Malignant Skin Tumors, BCC and SCC, CMs: What does SCC arise from?
Appears on sun-damaged skin, but may arise from normal s kin or pre-existing lesions.
Malignant Skin Tumors, BCC and SCC, CMs: Why is SCC a greater concern than BCC?
Because it is invasive carcinoma, and metastasizing by blood or lymph system in 8% of cases
Malignant Skin Tumors, BCC and SCC, CMs: SCC appears how?
As a rough, thickened, scaly tumor that may be asymptomatic or may involve bleeding. Border may be wider. more inflammatory
Malignant Skin Tumors, BCC and SCC, CMs: What secondary thing can occur with SCCs?
Secondary infection.
Malignant Skin Tumors, BCC and SCC, CMs: Common sites for SCC?
Upper extremities and of the face. lower lip, ears, nose, and forehead.
Malignant Skin Tumors, BCC and SCC, Medical Mx: Treatment method depends on?
Tumor location, cell type, cosmetic desires of patient, and whether it is invasive.
Malignant Skin Tumors, BCC and SCC, Medical Mx: The management of BCC and SCC includes surgical excision, which may include?
Mohs micrographic surgery, electrosurgery, or cryosurgery.
Malignant Skin Tumors, BCC and SCC, Medical Mx: What are some alternatives for those not surgical candiates?
Radiation therapy, photodynamic therapy or topical chemotherapeutic creams
Malignant Skin Tumors, BCC and SCC, Surgical Mx: Best way to maintain cosmetic appearance?
Place the incision properly along natural skin tension lines and natural anatomic body lines.
Malignant Skin Tumors, BCC and SCC, Surgical Mx: What is done when tumor is large?
Reconstructive surgery with use of a skin flap or skin grafting. Incsion closed in layers to enhance cosmetic effect.
Malignant Skin Tumors, BCC and SCC, Surigal - Mohs Micrographic Surgery: What is this?
Most accurate surgical technique and best conserves normal tissue. Removes tumor layer by later.
Malignant Skin Tumors, BCC and SCC, Surigal - Mohs Micrographic Surgery: What doees the first layer excised include?
All evident tumor and a small margin or normal-appearing tissue. Specimen frozen and analyzed to see if tumor removed, if not, another layer shaved.
Malignant Skin Tumors, BCC and SCC, Surigal - Mohs Micrographic Surgery: Whar part of the body is this most useful on?
ARound the eyes, nose, upperlip. and auricular and periauricular areas
Malignant Skin Tumors, BCC and SCC, Surgical - Electrosurgery: what is this?
Destruction or removal of tissue by electrical energy. Current converted to heat, which then passes to tissue from cold electrode.
Malignant Skin Tumors, BCC and SCC, Surgical - Electrosurgery: This may eb preceded by what?
Curettage (excising the skin tumor by scraping its surface with a curette)