Keratosis: Causes & Reasons

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Possible Causes for Keratosis

Xeroderma Pigmentosum

Large hyperkeratotic lesions were present on the cheeks and nose with some induration suspicious of actinic keratosis and early squamous cell carcinoma. [doi.org]

Other skin findings included neurofibroma, trichilemmoma and seborrheic keratosis. [ncbi.nlm.nih.gov]

In case of actinic keratosis, 5-flurouracil is recommended. [symptoma.com]

Acute Arsenic Poisoning

Diagnosis confirmation The differential diagnosis includes: Punctate keratosis of the palms and soles. [clinicaladvisor.com]

 Epithelial hyperplasia, discrete multiple wart like keratosis on the palms and sole, head and trunk.  Hyperkeratosis then occurs with desquamation of the palm and soles [slideshare.net]

Chronic arsenic poisoning (called also arsenism ), due to ingestion of small amounts over a long period of time, is marked by skin pigmentation with scaling, keratosis of [medical-dictionary.thefreedictionary.com]

Photosensitivity Disorder

Chapter First Online: 16 September 2016 Abstract E80 Disorders of porphyrin and bilirubin metabolism Keywords Actinic Keratosis Xeroderma Pigmentosum Cutaneous Lupus Erythematosus [link.springer.com]

Certain rare diseases, such as the genetic disorder keratosis follicularis spinulosa decalvans (KFSD), are reported to cause photophobia. [allaboutvision.com]

keratosis L57.1 Actinic reticuloid L57.2 Cutis rhomboidalis nuchae L57.3 Poikiloderma of Civatte L57.4 Cutis laxa senilis L57.5 Actinic granuloma L57.8 Other skin changes [icd10data.com]

Paraneoplastic Syndrome

Dermatology: Leser Trelat sign  Explosive onset of multiple sebarrhoic keratosis on erythematous skin  Gastro-intestinal adenocarcinoma  breast/ lung/urinary tract cancer [slideshare.net]

Actinic Keratosis

Actinic keratosis has been further classified into: Hyperkeratotic actinic keratosis (associated with high risk of malignancy) Pigmented actinic keratosis (lesions with rough [symptoma.com]

Actinic keratosis lesions occur frequently on sun-exposed skin of Caucasians. [ncbi.nlm.nih.gov]

Toshiaki SAIDA, Diagnosis and Treatment of Actinic Keratosis, Skin Cancer, 25, 2, (214), (2010). [doi.org]

Sunlight Exposure

Exposure to the sun causes: Pre- cancerous ( actinic keratosis ) and cancerous (basal cell carcinoma, squamous cell carcinoma and melanoma ) skin lesions—caused by loss of [medicinenet.com]

Exposure to the sun causes: Pre-cancerous ( actinic keratosis ) and cancerous (basal cell carcinoma, squamous cell carcinoma and melanoma) skin lesions - due to decreases [webmd.com]

Exposure to the sun causes: Pre-cancerous (actinic keratosis) and cancerous (basal cell carcinoma, squamous cell carcinoma and melanoma) skin lesions - due to decreases in [webmd.com]

Ichthyosis Vulgaris

Hence, this type of hyperkeratosis can be distinguished from other types of inherited palmoplantar keratosis. [ncbi.nlm.nih.gov]

The main characteristics of IV are fine-scale on the arms and legs, palmar hyperlinearity, and keratosis pilaris. [ncbi.nlm.nih.gov]

Keratosis pilaris may be found in family members with a history of hereditary ichthyosis vulgaris. [symptoma.com]

Skin Neoplasm

Scaly patches due to too much keratin (confined to the epidermis) - usually in the elderly from sun exposure What is the microscopic appearance of actinic keratosis? [brainscape.com]

In this article, I discuss seborrheic keratosis, stucco keratosis, benign melanocytic nevus, cutaneous horn, actinic keratosis, blue nevus, lentigo, and porokeratosis. [consultant360.com]

Actinic keratosis with ‘severe’ or ‘full thickness’ histological atypia (ie bowenoid actinic keratosis or squamous carcinoma in situ) shows significant clinical overlap with [racgp.org.au]

Malignant Neoplasm of the Skin

The first is actinic keratosis. Actinic keratosis is often found on skin that is exposed to the sun. [healthinaging.org]

Actinic keratosis or solar keratosis is a precancerous condition that has the potential for developing into squamous cell carcinoma. [cooperhealth.org]

Credit: The Skin Cancer Foundation This could be an actinic keratosis or squamous cell carcinoma. [cbsnews.com]

Basal Cell Carcinoma

Lichenoid keratosis (LK), also known as benign lichenoid keratosis or lichen planus-like keratosis, is a solitary, pink to red-brown scaly plaque representing a host immunological [ncbi.nlm.nih.gov]

Actinic keratosis Actinic keratosis is a skin condition that is not cancer, but sometimes changes into squamous cell carcinoma. [web.archive.org]

The most common coexisting lesion was solar keratosis at 14%, followed by seborrhoeic keratosis (SK) at 7.8%. [ncbi.nlm.nih.gov]

Squamous Cell Carcinoma of the Skin

There was also a tendency for association of S. aureus with actinic keratosis, but no association was found for basal cell carcinoma or seborrhoeic keratosis. [ncbi.nlm.nih.gov]

38 actinic keratosis, 38 basal cell carcinoma (BCC), 15 basosquamous carcinoma, 58 squamous cell carcinoma (SCC), and 9 normal skin. [ncbi.nlm.nih.gov]

KEYWORDS: Actinic keratosis; Basal cell carcinoma; Matrix metalloproteinase-9; Squamous cell carcinoma; Tissue inhibitor of metalloproteinase 3 Publication types, MeSH terms [ncbi.nlm.nih.gov]

Lentigo Maligna Melanoma

Pigmented basal cell carcinoma Pigmented actinic keratosis Pigmented Bowen disease Best Tests Subscription Required Management Pearls Subscription Required Therapy Subscription [visualdx.com]

Pigmented basal cell carcinoma Pigmented actinic keratosis Pigmented squamous cell carcinoma in situ (Bowen disease) Best Tests Subscription Required Management Pearls Subscription [visualdx.com]

Lichen planus-like keratosis Pigmented actinic keratosis [aao.org]

Acanthosis Nigricans

L57.0 ICD-10-CM Diagnosis Code L57.0 Actinic keratosis 2016 2017 2018 2019 Billable/Specific Code Applicable To Keratosis NOS Senile keratosis Solar keratosis nigricans L83 [icd10data.com]

[…] nigricans, AN - Acanthosis nigricans, Acanthosis nigricans (disorder), keratosis; nigricans, nigricans; keratosis, Acanthosis Nigricans Czech Acanthosis nigricans Finnish [fpnotebook.com]

L82.0 Inflamed seborrheic keratosis L82.1 Other seborrheic keratosis L83 Acanthosis nigricans L84 Corns and callosities L85 Other epidermal thickening L85.0 Acquired ichthyosis [icd10data.com]

Bowen Disease

METHODS: We gathered 20 examples each of actinic keratosis, Bowen's disease and seborrheic keratosis. [ncbi.nlm.nih.gov]

Some lesions of BD are often difficult to be differentiated from seborrheic keratosis, actinic keratosis, lichen planus-like keratosis, etc. [ncbi.nlm.nih.gov]

Actinic keratosis Actinic keratosis is often treated because it can turn into squamous cell skin cancer. [cancer.org]

Keratoacanthoma

Immunostaining revealed attenuated MSH2 protein expression in KA, as well as in Bowen's disease and actinic keratosis lesions. [ncbi.nlm.nih.gov]

In contrast, crateriform SCC arisen from actinic keratosis and crateriform Bowen's disease are SCC, which are not related either to the hair follicles or KA. [ncbi.nlm.nih.gov]

No regression was observed in either infundibular SCC or crateriform SCC arising from solar keratosis. [ncbi.nlm.nih.gov]

Laryngeal Lesion

Laryngeal keratosis seen in only 4.2% of nonsmokers (Muller 1980) 2. [medicine.uiowa.edu]

What is keratosis lichenoides chronica? Keratosis lichenoides chronica is factitious! Dermatopathology: Practical & Conceptual 1997;3:293-304. Google Scholar 3. [degruyter.com]

The mean follow-up in this study was around 3 years with a 78% reduction in keratosis. There were no side effects reported. [laryngologyandvoice.org]

Leukoplakia

• Leukoplakia • Proliferative verrucous leukoplakia (PVL) • Erythroleukoplakia • Erythroplakia • Actinic keratosis • Lichen planus ? [quizlet.com]

Condition Oral leukoplakia Also known as Oral Keratosis Leukoplakia (also termed leucoplakia, leukokeratosis, leukoplasia, idiopathic leukoplakia, idiopathic keratosis, or [symcat.com]

Causes of Leukoplakia and Keratosis Leukoplakia and keratosis of the vocal folds are premalignant lesions. [voice-doctor.com]

Epidermodysplasia Verruciformis

In this report, we present three Iranian brothers and their mother with extensive seborrheic keratosis-like (SK-like) viral warts. [ncbi.nlm.nih.gov]

Epidermodysplasia verruciformis lesions are frequently described as pityriasis versicolor-like scaly macules, flat wart-like papules, or verrucous and seborrhic keratosis-like [ncbi.nlm.nih.gov]

HPV type 15 was detected in Bowen’s disease and actinic keratosis. [ci.nii.ac.jp]

Metastatic Skin Carcinoma

Is used in the treatment of in situ SCCs and actinic keratosis. [patient.info]

Actinic keratosis Actinic keratosis is a skin condition that is not cancer, but sometimes changes into squamous cell carcinoma. [rarecancers.org.au]

keratosis. [cancerjournal.net]

Pseudopyogenic Granuloma

Clinical: seborrheic keratosis Histology: seborrheic keratosis, low power Histology: seborrheic keratosis, mid power Solar lentigos Case 1: clinical image The clinical aspect [samedical.blogspot.com]

Acne and Rosacea Photos Actinic Keratosis, Basal Cell Carcinoma and other Malignant Lesions Atopic Dermatitis Photos Bullous Disease Photos Cellulitis, Impetigo and other [dermnet.com]

A well-circumscribed, yellow to brown, warty “stuck-on” seborrheic keratosis. Figure 7. A well-circumscribed, yellow to brown, warty “stuck-on” seborrheic keratosis. [aafp.org]

Verruca Vulgaris

Hypertrophic actinic keratosis - often accompanied by solar elastosis. [librepathology.org]

Senile keratosis, Bowen's disease and seborrhoeic keratosis showed the predominance of the CEA-related antigens over CEA weakly expressed. [ncbi.nlm.nih.gov]

keratosis, actinic keratosis with superimposed lichen simplex chronicus, seborrheic keratosis, condyloma acuminatum Site skin - classically hands Prevalence very common Prognosis [librepathology.org]

Fitzsimmons-McLachlan-Gilbert Syndrome

Actinic keratosis means you have precancerous growths. A dermatologist should inspect them. [healthline.com]

Keratosis palmoplantaris striata 1 0 *Keratoderma, Palmoplantar. Keratosis palmoplantaris papulosa 0 *Keratoderma, Palmoplantar. [reference.md]

Focal Palmoplantar Gingival Keratosis Palmaris et Plantaris with Clinodactyly Keratosis Palmoplantaris Striata 1 Keratosis Palmoplantaris Striata 2 Keratosis Palmoplantaris [rgd.mcw.edu]

Keratosis Obturans

Additionally, keratosis obturans is associated with bronchiectasis and sinusitis. [symptoma.com]

[…] loss are the most reliable features favouring the diagnosis of external ear canal cholesteatoma over keratosis obturans. [ncbi.nlm.nih.gov]

This presenting symptom and resorption pattern are atypical of keratosis obturans and have not been documented previously. [ncbi.nlm.nih.gov]

Palmoplantar Keratosis

Abstract Nagashima-type palmoplantar keratosis (NPPK) is an autosomal recessive diffuse non-epidermolytic palmoplantar keratosis caused by mutations in SERPINB7, a member [ncbi.nlm.nih.gov]

Keratosis also affects other sites such as elbows and knees. Most PLS patients display both periodontitis and hyperkeratosis. [ncbi.nlm.nih.gov]

[…] follicularis et parafollicularis in cutem penetrans Keratosis punctata Keratosis, pilaris, acquired Secondary keratoderma 701.1 Excludes Darier's disease [keratosis follicularis [icd9data.com]

Keratosis Pilaris

Race Keratosis pilaris has no known racial predilection. Sex Keratosis pilaris affects both males and females. [emedicine.medscape.com]

Occur in dogs and humans. solar keratosis see actinic keratosis (above). [medical-dictionary.thefreedictionary.com]

The inflammatory form of keratosis pilaris may be more prevalent in females. Age Keratosis pilaris most commonly develops during the first decade of life. [emedicine.medscape.com]

Diffuse Palmoplantar Keratoderma

[…] extremitatum progrediens," "Keratosis palmoplantaris diffusa circumscripta," "Tylosis," "Unna-Thost disease", and "Unna-Thost keratoderma" [4] ) is inherited as an autosomal [like2do.com]

[…] follicularis, dwarfism, cerebral atrophy syndrome Keratosis pilaris Keratosis pilaris atrophicans Keratosis pilaris decalvans Keratosis pilaris with ichthyosis and deafness [icdlist.com]

[…] dominant inheritance AKA: Keratoderma, Palmoplantar, Striate Form 1, PPKS1, PALMOPLANTAR KERATODERMA I, STRIATE, FOCAL, OR DIFFUSE; PPKS1, Striate Palmoplantar Keratoderma 1, Keratosis [monarchinitiative.org]

Papillon Lefevre Disease

[…] syndrome PALS PAPILLON-LEFEVRE SYNDROME; PALS PAPILLON-LEFEVRE SYNDROME Papillon-Lefèvre syndrome Keratosis Palmoplantaris With Periodontopathia edit English Papillon-Lefevre [wikidata.org]

See Also Cathepsin C Other names Papillon Lefevre Syndrome; Palmoplantar Periodontopathies, Keratosis; Keratosis Palmoplantar Periodontopathies; Haim Monk Syndrome; Papillon [reference.md]

In the absence of genetic differential diagnosis, palmoplantar keratosis must be considered. [accessanesthesiology.mhmedical.com]

Pitted Keratolysis

[…] pitted keratosis pitted keratolysis crème pitted keratolysis crème Keyword Images "Pitted Keratolysis Crème" These paintings and photos to help you better understand what [myscribbledthoughts.info]

[…] plantaris sulcatum English SNOMED Intl D0-22350 L0399177 no S0493728 N Keratosis plantaris sulcatum English SNOMEDCT_US 51212009 L0399177 no S0493728 Y Keratosis plantaris [doctor.am]

[…] follicularis Keratosis pilaris atrophicans Keratosis pilaris decalvans Keratosis pilaris with ichthyosis and deafness Keratosis pilaris, congenital Keratosis rubra pilaris [icd9data.com]

Chondritis of the External Ear

The distinction between keratosis obliterans and cholesteatomas is not merely one of pedantry, but impacts on treatment strategy 3. [radiopaedia.org]

View Article PubMed Google Scholar Newman MD, Weinberg JM: Topical therapy in the treatment of actinic keratosis and basal cell carcinoma. Cutis. 2007, 79: 18-28. [head-face-med.biomedcentral.com]

Actinic keratosis. Elastotic nodules of the ears. Cystic chondromalacia. [patient.info]

Arsenical Keratosis

[…] of arsenical keratosis cases studied. [ncbi.nlm.nih.gov]

keratosis arsenical keratosis arsenical keratosis arsenical keratosis arsenical keratosis arsenical keratosis arsenical keratosis arsenical keratosis Bowen's disease arsenical [dermquest.com]

This is called actinic keratosis of skin Please read more on actinic keratosis of skin by visiting the following link below: http://www.dovemed.com/diseases-conditions/actinic-keratosis-ak-of-skin [dovemed.com]