Indications

Hydrozid® is the right combination of traditional Cryotherapy and Cryosurgery with modern aerosol technology. It provides low risk, rapid and effective Cryosurgical treatment for a wide range of warts, common skin lesions and some mucosal lesions.

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Group 93
Acrochordon

Two times of 3-6 seconds

Acrochordon, also known as skin tag or fibroepithelial polyp is a small benign tumor. Acrochordons are harmless and typically painless, and do not grow or change over time.1

View Source

1. MedlinePlus Medical Encyclopedia. Cutaneous skin tag.

Group 94
Actinic Keratosis(Facial & Non-Facial)

Two times of 4-5 seconds

Actinic Keratosis also known as Solar Keratosis is a premalignant condition of thick and crusty patches of the skin. It is associated with those who are frequently exposed to the sun. Untreated lesions have up to 20% risk of progression to squamous cell carcinoma.1, 2, 3, 4

View Source

1. Foley P, Merlin K, Cumming S, Campbell J, Crouch R, Harrison S, Cahill J. A comparison of cryotherapy and imiquimod for treatment of actinic keratoses: lesion clearance, safety, and skin quality outcomes. J Drugs Dermatol. 2011 ;10:1432-8.

2. Hrvoje Cvitanović et al., “Skin Disease in a Geriatric Patients Group in Outpatient Dermatologic Clinic Karlovac, Croatia.,” Collegium Antropologicum 34 (April 2010): 247–251.

3. Wendy E Roberts, “Dermatologic Problems of Older Women.,” Dermatologic Clinics 24, no. 2 (April 2006): 271–80– viii.

4. Brodsky J. Management of benign skin lesions commonly affecting the face: actinic keratosis, seborrheic keratosis, and rosacea. Curr Opin Otolaryngol Head Neck Surg. 2009;17:315-20.

Group 95 (2)
Seborrheic Keratosis

Two to three times of 6 seconds

Seborrheic Keratosis (also known as Seborrheic verruca and Senile wart) is a wart-like noncancerous benign skin growth that originates in keratinocytes.1, 2, 3

View Source

1. Hrvoje Cvitanović et al., “Skin Disease in a Geriatric Patients Group in Outpatient Dermatologic Clinic Karlovac, Croatia.,” Collegium Antropologicum 34 (April 2010): 247–251.

2. Wendy E Roberts, “Dermatologic Problems of Older Women.,” Dermatologic Clinics 24, no. 2 (April 2006): 271–80– viii.

3. Brodsky J. Management of benign skin lesions commonly affecting the face: actinic keratosis, seborrheic keratosis, and rosacea. Curr Opin Otolaryngol Head Neck Surg. 2009;17:315-20.

Group 96 (1)
Lentigo (Facial & Non-Facial)

Two times of 3 seconds


Lentigo is a small pigmented spot on the skin with a clearly-defined edge, surrounded by skin of normal appearance. It is a benign hyperplasia of melanocytes which is linear in its spread. It is most commonly seen in older adults, particularly those who sunburn easily and who fail to tan.1

View Source

1. Wendy E Roberts, “Dermatologic Problems of Older Women.,” Dermatologic Clinics 24, no. 2 (April 2006): 271–80– viii.

Group 97 (2)
Molluscum Contagiosum

Two times of 3-6 seconds


This is a benign skin lesion caused by virus of the Mollusca genus and involves a benign, self- limited papular eruption of multiple umbilicated, cutaneous tumors known as Molluscum Contagiosum. This common viral disease is confined to the skin and mucosal membranes. Transmission requires direct contact with infected hosts or contaminated fomites. It is generally thought to exclusively infect humans, but there are a few isolated reports of Molluscum Contagiosum occurring in other animals. The infection is found worldwide and has a higher incidence in children, sexually active adults, and those who are immunodeficient.1, 2

View Source

1. Hanson D, Diven DG. Molluscum Contagiosum. Dermatology Online Journal 2003; 9:2.

2. Vandvorter (Molluskler)

Group 98 (2)
Verruca Plana

Six times of 3 seconds


Warts can appear more often if the body’s immune defense system is weak. Children and adolescents are particularly likely to be affected, as they have not (yet) built up antibodies to the virus and have more frequent contact with other wart carriers through contact games and from hand to face or to elbows and knees through minor abrasion.1, 2

View Source

1. Lautrup V, Kruse VS. Evidens for behandling af non-genitale kutane vorter. 2010.

2. Cubie HA. Diseases Associated with Human Papillomavirus Infection. Virology 2013; 445:21–34.

Group 99 (2)
Verruca Plantaris

Four to six times of 6 seconds


Warts can appear more often if the body’s immune defense system is weak. Children and adolescents are particularly likely to be affected, as they have not (yet) built up antibodies to the virus and have more frequent contact with other wart carriers through contact games and from hand to face, sometimes to elbows and knees through minor abrasion.1, 2

View Source

1. Lautrup V, Kruse VS. Evidens for behandling af non-genitale kutane vorter. 2010.

2. Cubie HA. Diseases Associated with Human Papillomavirus Infection. Virology 2013; 445:21–34.

Group 100 (1)
Verruca Vulgaris

Four to six times of 6 seconds


Warts can appear more often if the body’s immune defense system is weak. Children and adolescents are particularly likely to be affected, as they have not (yet) built up antibodies to the virus and have more frequent contact with other wart carriers through contact games and from hand to face or to elbows and knees through minor abrasion.1, 2

View Source

1. Lautrup V, Kruse VS. Evidens for behandling af non-genitale kutane vorter. 2010.

2. Cubie HA. Diseases Associated with Human Papillomavirus Infection. Virology 2013; 445:21–34.

Group 82
Dermatofibroma

One time of 5-10 seconds

Dermatofibroma is a commonly occurring cutaneous entity usually centered within the skin's dermis. Dermatofibromas are referred to as benign fibrous histiocytomas of the skin, superficial/cutaneous benign fibrous histiocytomas, or common fibrous histiocytoma.1, 2

Group 103
Small keloids

Two times of 5-10 seconds

A benign growth of dense fibrous tissue developing from an abnormal healing response to a cutaneous injury, extending beyond the original borders of the wound or inflammatory response. Clinically, they are firm nodules, which can be skin colored, hypopigmented, or erythematous secondary to telangiectasias.1, 2

Group 104
Granuloma annulare

Two times of 5-10 seconds

Granuloma annulare is a benign, asymptomatic, self-limited papular eruption found in patients of all ages. The primary skin lesion usually is grouped papules in an enlarging annular shape, with color ranging from flesh-colored to erythematous.1, 2

Group 105
Porokeratosis plantaris

Two times of 5 seconds

Porokeratosis plantaris is a rare skin disorder characterized by the development of callus-like lesions on the soles of the feet, often associated with a central core.1, 2

Group 106
Angiomas

Two times of 5 seconds

An angioma is a benign growth that consists of small blood vessels. These tumors can be located anywhere on the body. Some of the different types include spider angiomas and cherry angiomas.1, 2

Group 107
Keratoacanthoma

A KA manifests as a rapidly growing, well-differentiated, squamoid lesion with a predilection for sun-exposed sites in the elderly and a tendency to spontaneously regress. Historically, KAs have been considered a variant of cutaneous squamous cell carcinoma (cSCC) and are often reported as KA-type cSCC.1, 2

Group 108
Chondrodermatitis

Two times of 5 seconds

Chondrodermatitis nodularis chronica helicis (CNCH) usually presents as a benign painful nodule affecting the pinna, that most commonly involves the helix followed by the antihelix, commonly involves the right ear and bilateral distribution have also been reported.1, 2

Group 109
Epithelial nevus

Two times of 10 seconds

An epidermal nevus (plural: nevi) is an abnormal, non-cancerous (benign) patch of skin caused by an overgrowth of skin cells. It is typically seen at birth or develop in early childhood and evolve until puberty.1, 2

Group 110
Leukoplakia

Leukoplakia is a common precancerous lesion of the oral cavity. Oral leukoplakia is defined as: “a predominantly white lesion of the oral mucosa that cannot be characterized as any other definable lesion”. In general, homogeneous lesions are thought to have a low risk of malignant transformation, mixed white and red lesions (or speckled leukoplakia) an intermediate risk, and pure erythroplakia (red lesions) the highest risk.1, 2

Group 111
Granuloma pyogenicum

Two times of 10 seconds

Pyogenic granuloma (PG) is a common vascular hyperplasia of the skin and mucous membranes that occurs in children and young adults. It is usually found on the face, trunk, and limbs. There are also subcutaneous and intravenous variants.1, 2