Red spots on the feet: the cause of dark,brown spots, if it itch, scaly

Update: October 2018


  • ATиды пятен
  • Red spots on the feet in adults
  • Rash of red color in children
  • Dark spots
  • Hemorrhagic spots
  • What to do when the spots on the legs

Human skin is not just a fabric covering the whole body.
outside. This is a huge body that protects us from exposure.
outside: microorganisms, pressure, temperature, chemicals.
In addition, the skin is closely related to our internal environment, and when
the appearance of any problems there makes them aware of the general or
local changes in structure, elasticity and color. So
red spots on the legs like a rash of another character in
This localization is a signal that a problem occurs with the body. Their,
in order to avoid health hazards, it is necessary to determine and
eliminate. Consider what a rash looks like with most
common diseases.

ATиды пятен

By stain people mean a local color change and
(sometimes) and skin structure in a specific location. ATрачи же
the word “stain” refers to a small area of ​​discoloration
(red, brown, black or whiter than the surrounding skin),
which does not rise above the rest of the cover.
Elements protruding above the surrounding skin, scaly, with
density that differs from other tissues
a cavity filled with light or pus is completely
different names. It helps doctors narrow down the “circle of suspects”

In order not to knock down the reader, “spot” in this publication will
call all elements of the rash. We take the classification as the basis
according to which the spots are vascular or pigmented.

Vascular spots

These are formations of red, purple, brown, bluish
or yellow. Their color depends on the state of the blood in this
localization: in which vessel (blood or lymphatic) is it
is it out of it in fabric or continues to be
included in the bloodstream.

Vascular spots имеют свое деление на: Пятна на ногах

  • those associated with temporary expansion of the vessel (for example,
    with allergies, infectious diseases, chemical burns,
    thermal or ultraviolet);
  • associated with the constant expansion of the vessel: “vascular
    asterisks, hemangiomas;
  • hemorrhagic spots – resulting from the release of blood from

Dark spots

These are spots that have developed as a result of increased or decreased
melanin content (the brown pigment contained in
skin cells and makes our tan possible). If a пигмента много,
moles, chloasms, freckles, lentigo appear. When it’s not enough, on
whitish patches appear on the skin: vitiligo, leukoderma.

There are 1 more types of stains that resulted from artificial
introduction of a dye into the skin (tattoo, tattoo), but it is not
is a concern, and we will not consider it.

Red spots in adults

What it looks like Presence of itching Peeling Additional symptoms What could it be
One, but more often – several spots, rise above the surface
(located on swollen skin), prone to fusion
Such a red spot on the leg itches Not

ATозникают при контакте с новыми материалами обуви, одежды (после
washing with new detergents), after bathing with new
additives, walking in the summer for herbs. If a пятна – по всему телу, то
it may be a reaction to animal dander, pollen,
drugs, food.

The appearance of these red spots may be accompanied by a runny nose.
no fever, dry obsessive cough, lacrimation

Allergic dermatitis
Several spots more than 20 mm in size merge to form a nidus
like a tongue of flame, protrude above the skin. Between them and
the rest of the skin – a clear boundary. Spots hotter than surrounding
cover. On top of the redness may appear bubbles with light
fluid or dark red areas of hemorrhage
Not, но пятно болит


When the redness is not so bright, appears on top
brown peel

AT первые сутки появления сыпи повышается температура всего
body, chills appear, maybe nausea and vomiting
Erysipelas. On the legs, it occurs if already once
developed on the face
Pink spots of blurred outlines, located on the whole body,
including palms and feet. Appear gradually, 10-15 pieces per day
(there is no that rash extends from top to down or from below up).
On the 8-10th day from the moment the spots appear, they become maximally
bright, then gradually turn yellow or turn brown. With pressure
glass rash disappears, then reappears
Not Not Nothing bothers you. A rash appears 2 months after
unprotected sex. On the third day after him
could not notice the specific chancre on the genitals, which itself
disappeared in 3-6 weeks
Redness with slightly blurred edges, top may be
Not, но есть боль, которую облегчает холодная вода Not Appears after contact and only at the point of contact with
hot / cold surface or special fluid, damaging
skin, properties
Reminds a mole, but red color, when stretching the skin
around her can fade
Not Not No subjective symptoms accompanied by Hemangioma
The spot is represented by red dilated capillaries. Them can
be few, they don’t merge and are asymmetrical
Not Not The spot itself does not bother, but the veins can be dilated on the legs,
legs can swell, sometimes itch, get tired quickly
The red spot on the leg itches, often – appeared on the spot
abrasions or wounds that do not heal for a long time
Yes May be Thirst, night urination, tendency to pustular
diseases, poor wound healing
Red scaly patches, localized on the extensor
the surfaces of the limbs, elbows and knees, in places of friction
by clothes
Rarely, just as infrequently can there be pain in the area of ​​sypy
Pronounced, because of what the spots look like plastered
Subjective symptoms of spots are not always accompanied. They
arise or in a person in whose family someone suffered from
such manifestations, or in someone who is prone to chronic
The spots are red at first, then dark, the hair in this place is not
grow up. Then – if not fix the problem – in this place
an ulcer develops
Yes Not Ambient skin or pale, cold to the touch, feels worse
temperature and pain (if there is arterial insufficiency),
or darker in color, with brown-purple spots, itchy,
swells (if there is venous insufficiency)
Trophic disorders
Red scaly spot on the leg with a clear rim,
located mainly on the foot
Yes Yes There is a connection with wearing someone else’s shoes, visiting a public
shower or pool
Fungal lesions (mycoses)
Pink spot Not Yes Occurs after suffering ARD. There may be several spots
they spread through the body. Disappear after peeling in
center subsides
Pink lichen
Several different types of stains appear: towering over
skin and on the same level with it, bubbles and bubbles
May be Not Occurs in spring or summer. Often – on the background of contact with the feet
meadow plants (hogweed, angelica), or in reception
photosensitive drugs (“Furosemide”,
�”Tetracycline” (painkillers) or herbs. Develops in
this time of year in people with porphyria or xeroderma
Speaker over the skin, red-pink, with a depression in the center. Have
items have a slight purple hue; they merge. Love
be placed on the feet and legs
Yes Not A similar rash may occur on the oral mucosa, lower back, in
axillary areas, elbows, abdomen
Red lichen planus
A red spot appeared on the foot, then it appeared
the bubbles, then part of them opened, exposing the wet surface,
then small crusts appeared. At one time is present
many items at once
Sometimes Not It occurs either after stress, or at the wound site, or on the legs,
where the varicose veins are changed, or as a result of taking a new
of food
Spots round, clear, increasing in size. In the center of the skin
more pale, on the periphery – a roller of pink nodules and
Yes Yellow crusts and gray scales over spots The temperature does not rise, does not feel sick, there is no weakness or decrease
appetite. This rash appears after talking to animals.
Red-brown formations that are transferred from the skin of the legs to
Not Not There are no subjective symptoms. Hemosiderosis

Rash of red color in children

Spots on the feet of a child most often appear due to:

  • Allergies: for a new laundry detergent, for pampers or
    means under the diaper, new means for swimming, after a bite
    insect, in response to cold or sudden alternation of heat-cold. AT
    In this case, the spots rise above the skin, almost always – itching,
    because of which sleep and nutrition are disturbed. Compliance helps
    hypoallergenic diet, taking sorbents (“Atoxil”, “Smekta”,
    �”Activated carbon”) and antihistamine drugs (“Fenistil”,
    �”Suprastin”, “Erius”).
  • Enterovirus infection. AT этом случае сыпь чаще всего
    is located not only on the legs, but also on the arms, mainly on
    fingers ATыглядит как пузырьки, окруженные красной каемкой, почти
    always very itchy. There may be an increase in temperature
    похожие bubblesые высыпания на слизистой оболочке рта, может быть
    nausea, vomiting, cough, loose stools (a set of symptoms depends on
    the type of virus that came with food, water or airborne
  • Rubella AT этом случае красные пятна располагаются на всем
    body, not only on the legs. At the same time the temperature increased
    there was nasal congestion, red eyes. The rash does not itch and does not
    peels off.
  • Corey Here the red spots on the legs appear last
    turn: first, the rash appears on the face, and then goes down,
    merging with each other. In addition, the temperature rises from the nose
    snot begin to flow, conjunctivitis and eyelid edema occur.
  • Scarlet fever. It is a disease that is caused by the same bacterium,
    which is sore throat. Red spots when pressing on which they
    appear better, appear on the 1-3 day of illness, are located on
    cheeks, on the sides of the body, and not on the legs, but in the groin.
  • Meningococcal infection. This is a life-threatening condition.
    which can begin with the fact that after 1-2 days of a cold (or
    even without it) spots appear on the legs and buttocks, it rises
    temperature, spots spread to other parts of the body. initially
    they may be red, without pustules or vesicles. Then they
    darken, acquire stellate shape, merge. Dark spots on
    legs that do not disappear when you press the skin with a clear glass,
    may appear immediately, without a stage of red bulk elements. Than
    the earlier the ambulance is called, the greater the chances of the child
    to survive.
  • Pink lichen. Its manifestations are described above.
  • Pityriasis lichen. Several similar spots, he
    brown-red, cover different parts of the body, do not merge,
    skin flakes over them. The shape of the spots is different, they tend to merge,
    Do not itch and do not hurt. When the rash disappears, these places remain
    whitish areas.

Children may have spots and due to ringworm, and
other mycoses, but these reasons are more rare than the above.

Dark spots

As mentioned above, this is a brown pigment rash.
melanin contained in our skin is normal, but located in
her evenly. Under the word “pigment” there are spots in mind
excess of melanin. It:

  • Moles – brown or black spots located in any
    place of the body, of which in some cases hair grows;
  • Melasms: large dark spots that are more common
    in pregnant women on the white line of the abdomen and face, but may accompany
    some internal diseases and located on the legs;
  • Freckles: multiple small brown spots on the legs
    different shades of brown, usually located on
    accessible to light areas of fair-skinned persons;
  • Lentigo – dark brown and black spots on the legs, arising
    or up to 10 years of life, or in old people in open areas of the body. If a
    such a rash element itches or peels off, it speaks of
    malignancy process;
  • Secondary hyperpigmentation. They arise on the site held
    epilation and depilation, after removal of various formations of the laser
    or electrocoagulation – if after the procedure of the leg in the first month
    felt the ultraviolet rays without sunscreen.
    May occur when some vitamins are deficient, such as
    ascorbic acid, retinol, nicotinic acid.

The pigmented also include depigmented, that is, light
plots. It:

  • Vitiligo: white spots of different shapes and sizes, arising as
    response to frequent stresses and chronic diseases of the abdominal organs
    (especially – the liver). They have this effect: white spots
    as if circled in color, darker than the surrounding skin,
    which gradually merges with the normal skin.
  • Leucoderma: this is the appearance of light skin areas as a result
    systemic disease. If a белые пятна без четких границ
    appeared on the torso and on the legs, this may indicate

Hemorrhagic spots

On age spots – due to the fact that they are brown
– similar hemorrhages occurring in vascular diseases, with
pathology of the coagulation system:

  1. Thrombocytopenic purpura. Here the rash does not range.
    only on the legs, arises spontaneously, after sleep, asymmetrical,
    visible as dark spots and purple, and yellowish-green (as
    bruise phases).
  2. Hemorrhagic vasculitis. Here brown spots arise
    right on his feet, symmetrical on both. The shape of the rash is different, they
    tend to merge. With the disease also affects the joints, can
    hurt the stomach, disrupt the work of the kidneys and brain. This
    pathology requires urgent medical correction. More about
    symptoms and treatment of vasculitis.

What to do when the spots on the legs

If a пятна не сопровождаются повышением температуры или
deterioration in the general condition of an adult if they are not
spread “in front of you”, you can visit the therapist, and then
a dermatologist according to plan, on the next weekday. Any rash any
localization in children under 14 years old (and especially if it is dark or
star) is required for an emergency examination by a pediatrician
Polyclinics (in the daytime) or in-patient departments – at night and

To detect the cause of stains, the doctor will prescribe such
analyzes like:

  • general blood and urine tests;
  • blood glucose;
  • bacterial culture from affected skin;
  • blood chemistry;
  • Ultrasound vessels of the legs.

Based on inspection, laboratory and instrumental
diagnosis doctor will establish a diagnosis and prescribe therapy. Self-medication
you should not do it: even if the rash under your “treatment” has passed,
it cannot be said that the disease has not passed to the next stage,
when the internal organs are affected.

Автор: Кривега Мария Салаватовна врач-реаниматолог

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