lip cancer
Introduction
Introduction to lip cancer Carcinoma of thelip is a cancer that occurs in the mucosa of the lips. According to the classification of UICC, the medial mucosa of the lips should be buccal mucosa; the source of the skin of the lips should be classified into skin cancer; the lip cancer should be limited to the primary cancer of the visible lip red mucosa. In view of this, lip cancer has been isolated from oral cancer; however, in a broad sense, it has also been advocated for the classification of lip cancer into oral cancer. basic knowledge Sickness ratio: 0.0001% Susceptible people: no specific people Mode of infection: non-infectious Complications: skin cancer
Cause
The cause of lip cancer
Dietary factors (30%):
The diet is pungent and spicy, and the alcoholic wine has a thick taste, which causes the spleen and stomach to accumulate heat. The theory of traditional Chinese medicine believes that the lips belong to the spleen and stomach, and the lips of the Yangming stomach are the spleen and stomach, and the spleen and stomach are insane.
Hot poison bonfire agglomeration (20%):
Emotional thinking, excessive thinking, liver qi stagnation, long-term dryness and fire, burns blood, hurts the spleen yin, simmers into sputum, sputum rises with the fire, follows the lips, heat poison bonfires gather Become a lip.
Poor gas (15%):
People over half of the yin qi self-decay, if improperly adjusted, excessive labor and other loss of kidney yin, water loss in the next, no above the fire in the fire, causing inflammation on the fire, fire poison is accumulated in the lip into a lump.
Exogenous invasion (10%):
Such as long-term smoking, cigarette butts burn the wound lips, or used to place metal and other foreign objects in the lips, or field operations, exposure to the sun, repeated stimulation, can cause toxic fire to stay in the lips, causing malignant cancer .
Prevention
Lip cancer prevention
(1) Personal protection when doing field work. If you wear a wide-brimmed hat to prevent lip mucosal lesions.
(2) When you have a lip crack, you should pay attention to keep warm or apply lip protector (paste). Never use your tongue to wet your lips to prevent the lip cracking. Because the saliva on the tongue contains various enzymes and a variety of bacteria.
(3) The mucous membrane of the mucous membrane caused by various reasons should be properly treated. Some people are used to tearing the skin, and have repeatedly broken the history of the lips and lips, which can easily cause bleeding secondary infection. Proper handling is removed with the help of other people's help. The trimmed lips should be protected with ointment to prevent lip lesions.
Complication
Lip cancer complications Complications skin cancer
Lower lip cancer often metastasizes to the infraorbital and submandibular lymph nodes, while upper lip cancer metastasizes to the anterior, submandibular, and cervical lymph nodes. The metastasis of the upper lip is earlier than the lower lip and is more common. The metastasis of lip cancer is generally less common than other oral cancers, and the transfer time is later.
Symptom
Lip cancer symptoms Common symptoms Lip flushing lips and nail bed slightly bluish herpes
Lip cancer is mainly squamous cell carcinoma, and adenocarcinoma is rare. Occurs in the lower lip, often occurs in the red lip part of the lip between the middle and outer 1/3 of the lower lip. In the early stage, a herpes-like scar, or a local mucosa thickened, followed by a crater-like ulcer or a cauliflower-like mass. Lip cancer grows slowly, and generally has no self-conscious symptoms. Later, the tumor spreads to the surrounding skin and mucous membranes, and at the same time, to the deep muscle tissue; the late stage can affect the oral vestibule and jaw bone.
Examine
Lip cancer examination
Generally, according to the clinical symptoms and signs, the related examination items can be examined, generally including: blood biochemical examination, cancer specimen biopsy, imaging X-ray examination, CT, MR, PET and other body fluoroscopy, when it is difficult to diagnose The biopsy is performed and the symptomatic tissue removal part is diagnosed.
Diagnosis
Diagnosis of lip cancer
According to the patient's medical history, especially the history of leukoplakia, lip papilloma, hemangioma, and a history of long-term smoking. There are clinical symptoms, combined with auxiliary examination, biopsy, can confirm the diagnosis. However, it needs to be differentiated from diseases such as keratosis of the labial mucosa, cheilitis, lipomatosis, and hemangioma.
