Where does melanoma usually start?

Melanomas can develop anywhere on the skin, but they are more likely to start on the trunk (chest and back) in men and on the legs in women. The neck and face are other common sites.
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What does the start of melanoma look like?

Symptoms and traits to look out for include: raised or flat shape, often with irregular shape and borders, sometimes on an existing or new mole. brown, black, tan, red, blue, and even white, often a darker shade of a person's normal skin tone. slow changes, often over the course of months or years.
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Where does a melanoma start?

Melanoma starts in cells in the skin called melanocytes. These cells are in the deep layer of the epidermis between the layer of basal cells. Melanocytes make a pigment called melanin. This gives skin its natural colour.
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Does melanoma just suddenly appear?

Melanoma may suddenly appear without warning, but can also develop from or near an existing mole. It can occur anywhere on the body, but is most common on the upper back, torso, lower legs, head, and neck.
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How can you tell if a spot is melanoma?

The edges are irregular, ragged, notched, or blurred. The color is not the same all over and may include shades of brown or black, sometimes with patches of pink, red, white, or blue. The spot is larger than ¼ inch across – about the size of a pencil eraser – although melanomas can sometimes be smaller than this.
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Melanoma - Overview (signs and symptoms, pathology, risk factors, treatment)



What does Stage 1 melanoma look like?

Stage IA Melanoma: The melanoma tumor is less than 1.0 millimeter thick (less than the size of a sharpened pencil point) with or without ulceration (broken skin) when viewed under the microscope. Stage IB Melanoma: The melanoma tumor is more than 1.0 millimeter and less than 2.0 millimeters thick without ulceration.
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Is melanoma raised or flat?

The most common type of melanoma usually appears as a flat or barely raised lesion with irregular edges and different colours. Fifty per cent of these melanomas occur in preexisting moles.
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What can be mistaken for melanoma?

Top 5 Conditions Often Mistaken For Skin Cancer
  • Psoriasis. Psoriasis is a skin condition that is believed to be related to an immune system problem, which causes T cells to attack healthy skin cells by accident. ...
  • Seborrheic Keratoses (Benign tumour) ...
  • Sebaceous hyperplasia. ...
  • Nevus (mole) ...
  • Cherry angioma.
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Do you feel unwell with melanoma?

General symptoms

hard or swollen lymph nodes. hard lump on your skin. unexplained pain. feeling very tired or unwell.
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Does melanoma hurt to the touch?

In the case of melanoma, a painless mole may start getting tender, itchy, or painful. Other skin cancers generally do not hurt to touch until they have advanced to become large. The peculiar absence of pain in a skin sore or a rash often directs the diagnosis toward skin cancer.
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What are the 5 warning signs of melanoma?

The "ABCDE" rule is helpful in remembering the warning signs of melanoma:
  • Asymmetry. The shape of one-half of the mole does not match the other.
  • Border. The edges are ragged, notched, uneven, or blurred.
  • Color. Shades of black, brown, and tan may be present. ...
  • Diameter. ...
  • Evolving.
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How fast does a melanoma spot grow?

Melanoma can grow very quickly. It can become life-threatening in as little as 6 weeks and, if untreated, it can spread to other parts of the body.
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Do all melanomas start as moles?

Did you know that not all cases of skin cancer have symptoms that most skin guides tell you to look for? Many times there isn't even a mole to check! In fact, only 20-30%1 of melanoma cases grow from moles or are mole-associated. This study found that melanoma often grows from normal skin.
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Can melanoma appear overnight?

Melanomas may appear suddenly and without warning. They are found most frequently on the face and neck, upper back and legs, but can occur anywhere on the body.
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Are melanomas always dark?

Melanoma often contains shades of brown, black, or tan, but some can be red or pink, such as the one shown here.
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Can you have melanoma for years and not know?

How long can you have melanoma and not know it? It depends on the type of melanoma. For example, nodular melanoma grows rapidly over a matter of weeks, while a radial melanoma can slowly spread over the span of a decade. Like a cavity, a melanoma may grow for years before producing any significant symptoms.
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Does melanoma show up in blood work?

Blood tests. Blood tests aren't used to diagnose melanoma, but some tests may be done before or during treatment, especially for more advanced melanomas. Doctors often test blood for levels of a substance called lactate dehydrogenase (LDH) before treatment.
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Do you lose weight with melanoma?

The general symptoms of advanced melanoma can include: weight loss. loss of appetite. feeling very tired (fatigued).
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How do you know if you caught melanoma early?

Any change in size, shape, color or elevation of a spot on your skin, or any new symptom in it, such as bleeding, itching or crusting, may be a warning sign of melanoma.
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Do melanomas blanch when pressed?

Although basal cell carcinomas usually do not blanch after a glass microscope slide is pressed against them, the red dot basal cell carcinoma blanched after diascopy in two of the patients, resulting in a delay of diagnosis in one of these individuals.
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Is melanoma hard or soft?

It may become hard or lumpy. The surface may ooze or bleed. Sometimes the melanoma is itchy, tender, or painful.
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Can a mole look like melanoma but be benign?

A dysplastic or atypical nevus is a benign (noncancerous) mole that is not a malignant melanoma (cancerous), but has an unusual appearance and/or microscopic features.
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Does melanoma have a scab?

Melanomas can scab because the cancer cells create changes in the structure and function of otherwise healthy cells. The skin cells can react in different ways, ranging from color changes to changes that lead to a crusting or scabbing texture.
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What does a cancerous lump look like?

Bumps that are cancerous are typically large, hard, painless to the touch and appear spontaneously. The mass will grow in size steadily over the weeks and months. Cancerous lumps that can be felt from the outside of your body can appear in the breast, testicle, or neck, but also in the arms and legs.
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Is melanoma a death sentence?

Metastatic melanoma was once almost a death sentence, with a median survival of less than a year. Now, some patients are living for years, with a few out at more than 10 years.
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