There is cancer in the body, the skin reports? Reminder: 3 kinds of skin 'itching', or cancer signal
If you have also experienced
Itching that cannot be found
Because in addition to skin lesions, systemic diseases
these unprovoked itching
May also predict cancer risk
Itching can be roughly divided into two types
One is non- pathological "dry itching"
One is pathological "wet itching"
Dry itching often occurs in the elderly
with age
Decreased secretion capacity of sebaceous and sweat glands
Skin prone to peeling
Causes dry, itchy skin
The skin surface of wet itching patients
Usually no difference
easily overlooked
due to impaired liver and kidney function
The patient is unable to properly metabolize toxic substances
They keep accumulating in the body
After reaching a certain level
irritates the skin
In this situation
Although the skin is not damaged
But the status, color, etc.
exception may occur
So it can be observed from the outside
Elevated blood sugar
stimulates nerve endings in the skin
So itching
Sweat is most likely to accumulate around the vulva and anus
It is also easy to hide dirt
If you do not pay attention to hygiene
easily due to local uncleanness
trigger itching
Also, it is worth noting that
growing tumor in vivo
May also cause unusual itching of the skin
The study found
The incidence of generalized scrapie in cancer patients is as high as 27.1%
and some special cancers
even more than average
Tumors cause itching
First, because some tumors themselves can cause skin lesions
such as erythema, itching, blackening, etc.
on the other hand
Tumors grow inside the body
during growth
May secrete biologically active substances
Anal itching is usually caused by
Caused by allergies, irritating foods, femoral moss, hemorrhoids and other factors
But symptoms don't last forever
If the anus has frequent itching and ulcers for a long time
Medication does not relieve
You need to be alert that cancer cells are "doing ghosts"
Histamine secreted by rectal cancer cells,
Bioactive substances such as proteolytic enzymes
When brought near the anus
Stimulates nerve endings in the perianal skin
cause itching
research has shown
50% of rectal cancer patients
have symptoms of anal itching
itching in the neck
May be associated with thyroid cancer and lymphoma
If there is no abnormality on the surface of the neck skin
Itching persists for 10-20 years
Medication is ineffective, and small lumps grow
Then be vigilant
When the tumor grows in the thyroid or lymph
lumps will form
Bioactive substances secreted by tumors
With blood circulation to the neck skin
cause itching
itchy breasts
The most common cause is eczema
But it could also be related to cancer
in breast cancer
There is a rarer form of eczematoid carcinoma of the breast
It can cause skin desquamation, burning and itching of the breast
In this situation
If allergy and eczema medication doesn't work for 2 weeks
Be on high alert for breast cancer
genital itching
May be caused by diseases such as pubic lice, trichomoniasis, candida infections
But after excluding the above reasons
Chronic itching can also be caused by vulvar cancer
There are only 3 early symptoms of vulvar cancer
- pruritus , growths and nodules
Only 1% of systemic tumors in women
It accounts for 3-5% of malignant tumors of the reproductive system
easily overlooked
Therefore, there is a high probability of misdiagnosis
Itching due to skin disease
Ointment can be used according to symptoms
Such as small-scale pruritus, neurodermatitis, contact dermatitis,
Seborrheic dermatitis and chronic eczema, etc.
Compound dexamethasone acetate cream available
In case of generalized skin itching
allergens
Use anti-allergy medicines under the guidance of a doctor
In case of undiagnosed itching
It is recommended to go to the hospital for identification in time
References:
[1] Itchy skin and cancer. The Third People's Hospital of Huizhou City. 2014-04-02
[2] Ten Questions Bone and Soft Tissue Tumor~. Yunnan Cancer Hospital. 2021-03-28
[3] Always itchy? These reasons are most likely to cause pruritus. People's Health. 2020-12-29
[4] Dermatologist: In the face of itching, the last thing you should do is to scratch. Life Times. 2019-07-15
[5] Itchy skin suggests 10 diseases. World Wide Web. 2015-02-08