Hand dyshidrosis: Start with the topics you are curious about
Points to check first
Hand dyshidrosis: Symptoms and when to seek prompt medical evaluation
Hand dyshidrosis is a form of dyshidrosis on the hands characterized by small, deep blisters felt under the skin on the sides of the fingers and palms, vesicleswhich cluster together and cause severe itching or tingling. When the blisters dry, they may peel in circular borders or crack. It is distinguished from hand eczema, which centers on dry cracks on the back of the hand; tinea manuum, which is accompanied by fine scaling on one hand and athlete's foot; and contact dermatitis, which overlaps with the boundaries of specific gloves or detergents.
Symptom stages and next steps
Small vesicles, recovery phase cracks, and suspected infection symptoms are examined differently
Do not confirm a diagnosis based on appearance alone; check the location, recurrence cycle, pain, and heat sensation together.
| Current Appearance | Points to Check | Next action |
|---|---|---|
| Deep, small vesicles on the sides of fingers or palms | Whether severe itching or burning occurred first | Do not scratch or pop; seek a dermatology diagnosis |
| Blisters merge to form a large blister | Whether it is difficult to use hands/feet or to walk | Seek prompt medical evaluation if the area is large or pain is severe |
| Peeling, dryness, or deep cracks following blisters | Whether new blisters continue to appear | Moisturize, avoid irritation, and re-evaluate treatment |
| Yellow crusts, pus, spreading erythema, and heat sensation | Whether pain, swelling, or fever are present | Seek prompt medical evaluation to check for infection |
| Persistent scaling or blisters on only one foot | Nail changes · Dead skin between toes | Examination for other conditions such as athlete's foot |
Small, deep blisters on the sides of the fingers or palms are important clues for pompholyx. Since it can overlap with athlete's foot or contact dermatitis, we examine whether it is severe on only one side and consider exposure factors.
Actual clinical photos and educational close-up examples are materials for comparing possible patterns and cannot be used for diagnosis alone. Mechanism diagrams have simplified complex processes.If these discomforts have recurred
For those who experience tingling on the sides of the fingers followed by clusters of small blisters
Hand dyshidrosis consists of an active phase, where tingling and blisters increase, oozing, and a recovery phase, where peeling and cracking remain; we adjust the focus of the prescription accordingly.
For those whose palm blisters increase after wearing gloves, sweating, or on hot days
topical agentsWhen the skin dries after treatment but blisters reappear on the sides of the fingers within a few weeks
For those whose skin between the fingers peels and cracks after blisters dry
When using your hands becomes painful due to peeling and cracking following blisters
For those who want to use photos and progress records to see how this differs from hand eczema or athlete's foot
When there are recurring triggers such as gloves, sweat, or tension
In dyshidrosis, peeling and cracking may remain even after blisters decrease. One cycle is viewed from the day new blisters appear until the day the skin feels comfortable again.
Conceptual reference · American Academy of Dermatology, Dyshidrotic eczemaPoints to distinguish first
Hand Dyshidrosis: How to distinguish it from similar-looking skin conditions
First, check if there is pain, suppuration, heat, or blisters of a different shape
Check for unilateral distribution, pus, heat, fever, large blisters, or changes in mucosal skin, and do not delay necessary dermatological examinations and treatment.
Distinguish between when new blisters appear and when the skin peels and cracks
Specifically identify the current skin stage by recording itching before blisters, the number of new blisters, and cracking and pain after they dry.
Check the interval between new blisters and the days when your hands and feet feel less uncomfortable
Do not arbitrarily stop using prescribed topical medications; observe if the number of days without new blisters changes in relation to sleep, typing, water-related work, or walking.
Why does it keep getting worse?
Why hand dyshidrosis persists or recurs
When new blisters appear, we examine heat, sweat, and humid environments together
By observing the daily number of new blisters, as well as heat and sweat in the palms, we differentiate active phase patterns such as Spleen-Stomach Damp-Heat or Heart Fire.
When oozing decreases and the skin begins to dry, we address cracking and dryness together
Rather than only focusing on reducing heat, we increase the proportion of blood-nourishing and moisturizing treatments when peeling, cracking, and pain during hand use persist.
Please record whether new blisters appear on days when you wear gloves or feel tense.
Check if new blisters occur less frequently and if the number of days you can use your hands comfortably increases, even if you cannot completely avoid exposure.
In hand eczema, dryness, scaling, and cracking may be more prominent than deep blisters. We look for clues related to water work, exposure to cleansers, dyshidrotic eczema, and tinea manuum.
Conceptual reference · American Academy of Dermatology, Hand eczemaThings to prepare before your visit
What photos and records should I prepare before the medical evaluation?
Please prepare the date and photos of the area where the blisters first appeared, information on nighttime itching, presence of discharge or pus, exposure to water, detergents, gloves, or sweat, and your current topical medications and medical evaluation results.
Tingling warning signs
Before visible blisters appear, you may feel a burning sensation or piercing itchiness on the sides of your fingers.
Deep, small blisters
Clear, small blisters gather on the sides of the fingers and palms, appearing as if they are embedded deep within the skin.
Peeling and cracking after drying
Even if blisters decrease, the skin may peel in circles, palm lines may crack, and pain during hand use may remain.
Changes to monitor during treatment
What changes should I monitor during treatment?
Daily number of new blisters and starting location
Please record when it started and how it has changed, including the dates. To make it easier to compare before and after, take photos of the same area from a similar distance and under similar lighting.
Tingling after wearing gloves, sweating, or tension
Please leave a brief note. Compare not only the visible changes but also whether your sleep, pain, and daily life have become less uncomfortable.
Date when peeling and cracking recover
Please also include the dates of any medications, ointments, or procedures you are currently using. This makes it easier to compare what led to improvement or worsening.
Tinea manuum can appear as fine scaling that is more severe on one hand, which can be confused with hand eczema. We consider accompanying athlete's foot and fungal tests together.
When planning herbal medicine treatment
For hand pompholyx, the direction of herbal medicine treatment is determined based on your current prominent symptoms
Even for the same case of hand pompholyx, the direction of herbal medicine treatment is determined by observing current skin changes along with changes in sleep, digestion, and fatigue.
Pattern identification (Byeon-jeung) in Korean medicine is not about giving a different name to a disease. Multiple patterns can overlap in one person, and as the skin changes, for example, as oozing and heat decrease and dryness or cracking remain, the prescription is adjusted accordingly.
When redness, heat, oozing, and swelling are prominent
- Primary skin observations
- We observe the redness, heat sensation, discharge, and the speed of spreading of the hand pompholyx skin changes.
- Overall body condition to check alongside skin
- We check if itching increases and sleep is disrupted after exposure to heat, sweat, or humid environments.
- Primary considerations for herbal medicine prescription
- We first reduce the burden of active inflammation, damp-heat, and intense itching.
When the skin is dry, thickened, and cracks even with minor irritation
- Primary skin observations
- We check if dead skin, lichenification, cracking, and discoloration persist for a long time, even if there is little discharge.
- Overall body condition to check alongside skin
- We ask about tightness after washing, nighttime itching, and whether wound healing is delayed.
- Primary considerations for herbal medicine prescription
- We increase the focus on nourishing the blood, moisturizing dryness, and restoring the skin barrier.
When swelling, dampness, digestive issues, and fatigue occur on the same day during activity
- Primary skin observations
- We check if blurred boundaries, damp dead skin, or swelling persist for a long time.
- Overall body condition to check alongside skin
- We check if bloating, loose stools, and heavy fatigue repeatedly overlap with the worsening of the skin.
- Primary considerations for herbal medicine prescription
- Rather than just drying the skin, we simultaneously look at the recovery of the spleen, stomach, and fluid metabolism.
When heat sensations and itching surge after tension or lack of sleep
- Primary skin observations
- Rather than the shape of skin changes, we look at the time of day when redness and scratching suddenly increase.
- Overall body condition to check alongside skin
- We check if feelings of oppression, upper body heat, and poor sleep start before the skin symptoms.
- Primary considerations for herbal medicine prescription
- We add a focus on regulating body heat and tension responses to reduce the extent of worsening and the delay in recovery.
How is the herbal medicine prescription adjusted?
- We first examine the symptoms that are currently most uncomfortable
Dyshidrotic eczema of the hands is characterized by clusters of small, deep blisters felt beneath the skin on the sides of the fingers and palms, accompanied by severe itching or tingling. As blisters dry, the skin may peel in circular borders and crack. It must be distinguished from hand eczema (centered on dry cracks on the back of the hand), tinea manuum (fine scaling on one hand accompanied by athlete's foot), and contact dermatitis (overlapping with the boundaries of specific gloves or detergents).
- We also ask about changes in your overall body condition that occurred on the same day as the skin changes
Rather than only focusing on reducing heat, we increase the proportion of blood-nourishing and moisturizing treatments when peeling, cracking, and pain during hand use persist.
- We adjust the prescription at the next visit according to the changes in symptoms
We aim to reduce the frequency and itchiness of new blisters and increase the number of days you can use your hands without cracking after they dry.
When should I consider Korean herbal medicine treatment?
- When the skin dries after using topical agents, but blisters reappear on the sides of the fingers within a few weeks
- When hand use is painful due to peeling and cracking following blisters
- When there are recurring trigger patterns after wearing gloves, sweating, or tension
What will be asked during the medical evaluation?
- Daily number of new blisters and starting location
- Tingling after wearing gloves, sweating, or tension
- Date when peeling and cracking recover
Things to prepare before the consultationPlease prepare the date and photos of the area where the blisters first appeared, information on nighttime itching, presence of discharge or pus, exposure to water, detergents, gloves, or sweat, and your current topical medications and medical evaluation results.
If pus, pain, or redness spreads rapidly, or if you have a fever, lesions inside the eyes or mouth, shortness of breath, or sudden facial swelling, please visit a dermatology clinic or seek emergency care first. After confirming that such urgent situations are not present, Baekrokdam provides herbal medicine treatment for chronic and recurring skin diseases.
Consult about hand pompholyx progressFrequently Asked Questions
Frequently Asked Questions about Hand Dyshidrosis
Where do dyshidrosis blisters mainly occur?
Small, deep blisters mainly appear on the palms, sides of the fingers, soles, and toes. If they spread widely to other areas or persist on only one side, other conditions are checked.
Do dyshidrosis symptoms remain after the blisters disappear?
As the blisters dry, the skin may peel, become dry, or develop deep cracks. If this repeats, the skin may thicken, and pain may occur when using the hands and feet.
Is it an infection if there is discharge from pompholyx blisters?
Discharge alone does not confirm an infection, but if there are yellow crusts, pus, spreading redness with heat, pain, or fever, a bacterial infection must be promptly checked.
Is pompholyx caused by excessive sweating?
While excessive sweating and damp hands or feet can worsen the condition, blocked sweat glands are not the confirmed cause.
Could a metal allergy be the cause?
Hypersensitivity to nickel or cobalt may be involved. A dermatologist evaluates the relationship between exposure and recurring symptoms.
Is stress the cause?
Stress may be a factor in worsening or triggering the condition, but a patient's emotions alone are not viewed as the sole cause.
Should I also check for athlete's foot?
If foot peeling and itching occur together, testing is considered to determine if it is a reaction related to a fungal infection.
References and update date
Doctor of Korean Medicine Choi Yeon-seung verified the content based on the official and professional materials below and updated it on 2026-08-23.
- American Academy of Dermatology, Dyshidrotic eczema: Signs and symptomsEvidence of symptoms including severe itching and small fluid-filled blisters on hands and feet, peeling, dryness, and cracking after 3 to 4 weeks, and suspicion of recurrence and skin infection
- NHS, PompholyxClinical boundaries for infection involving itchy blisters on hands and feet that merge into larger blisters, followed by dryness, cracking, yellow-green pus, and yellow-brown crusts
- AAD, Causes of dyshidrotic eczemaUncertainty of the exact cause, hypersensitivity to metals or products, and risks associated with moisture, sweating, and infection
- Mayo Clinic, Dyshidrosis symptoms and causesContext of hand and foot blisters worsened by hypersensitivity, stress, metals, and moisture
- American Academy of Dermatology, Dyshidrotic eczema: Diagnosis and treatmentPhysical examination of hand and foot skin, checking blister fluid, medical history regarding occupation/hobbies, and patch testing