7/14 Benign and Malignant Lesion of Epithelial origin
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This document provides descriptions of various conditions that can affect the mouth, lips, and surrounding areas. It lists and defines 14 different pathological conditions, including papilloma, verruca vulgaris, condyloma acuminatum, focal epithelial hyperplasia, molluscum contagiosum, and others. It also mentions several types of cancers that can develop in the oral cavity or spread there from other sites, such as squamous cell carcinoma, verrucous carcinoma, and malignant melanoma. The document concludes with a section titled "Suggested Readings".
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BENIGN TUMORS OF EPITHELIAL ORIGIN
This document discusses benign epithelial tumors including squamous papilloma, squamous acanthoma, and keratocanthoma. It provides details on their classification, clinical features, histology, treatment and prognosis. Squamous papilloma is associated with HPV viruses and presents as a pink, papillary growth. Squamous acanthoma is a reactive lesion with thickened orthokeratin. Keratocanthoma appears as a crateriform nodule that heals within months. The document also covers oral nevi, noting their histologic subtypes and benign nature.
Papillary lesions
The document discusses various verrucal-papillary lesions of the oral cavity including reactive lesions such as papillary hyperplasia, condyloma latum, squamous papilloma, condyloma acuminatum, and focal epithelial hyperplasia. It also discusses neoplasms like keratoacanthoma and verrucous carcinoma. Rare lesions of unknown etiology discussed include pyostomatitis vegetans and verruciform xanthoma. Each lesion is described in terms of etiology, clinical features, histopathology, differential diagnosis, and treatment.
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Tumors of Epithelial Tissue
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Epithelial neoplasms
Epithelial neoplasms can be benign or malignant depending on the type of epithelial tissue affected. Benign neoplasms of squamous epithelium are called papillomas, while malignant cancers are called carcinomas. Benign growths of glandular epithelium are known as adenomas or polyps, and malignant cancers as adenocarcinomas.
Verucca vulgaris
The document discusses cryosurgery techniques for treating common warts. It recommends using a liquid nitrogen spray gun with the timed-spot freeze technique, freezing the wart for 10 seconds and treating in 2-3 sessions spaced 3-4 weeks apart. For plantar warts, it advises using the spray gun with a double freeze-thaw cycle to fully destroy the wart. Margin sizes of 2mm for common warts are sufficient.
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Epithelial neoplasms
Epithelial neoplasms can be benign or malignant depending on the type of epithelial tissue affected. Benign neoplasms of squamous epithelium are called papillomas, while malignant cancers are called carcinomas. Benign growths of glandular epithelium are known as adenomas or polyps, and malignant cancers as adenocarcinomas.
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The document discusses cryosurgery techniques for treating common warts. It recommends using a liquid nitrogen spray gun with the timed-spot freeze technique, freezing the wart for 10 seconds and treating in 2-3 sessions spaced 3-4 weeks apart. For plantar warts, it advises using the spray gun with a double freeze-thaw cycle to fully destroy the wart. Margin sizes of 2mm for common warts are sufficient.
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- Common oral manifestations include squamous papilloma, verruca vulgaris, and focal epithelial hyperplasia which present as small growths on the tongue, lips and gums. Most oral HPV lesions are asymptomatic but can recur and rarely may become cancerous.
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Warts are benign skin growths caused by human papillomavirus (HPV) infection. They commonly appear on hands and feet. There are several types of warts including common, plantar, flat, and filiform warts which vary in appearance and location on the body. Warts can be diagnosed through visual examination and may require a biopsy for confirmation. Treatment options chosen by dermatologists depend on the patient and wart type, and may include salicylic acid, cryotherapy, laser therapy, or immunotherapy. While warts often resolve on their own in children, treatment aims to remove warts that are painful, numerous or spreading. Self-care involves over-the-counter salicylic acid while seeing
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The document discusses various benign breast diseases including congenital abnormalities, mastalgia, gynecomastia, fat necrosis, duct ectasia, galactocele, intraductal papilloma, and fibroadenoma. It provides details on the anatomy, etiology, clinical presentation, pathological features, and treatment approaches for each condition. The majority of benign breast diseases can be treated conservatively without long-term consequences.
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This document discusses different types of benign epithelial and connective tissue tumors. It describes papillomas, adenomas, fibromas, and myxomas. Papillomas are wart-like growths that can be squamous, transitional, or columnar cell types depending on the epithelial involvement. Adenomas consist of glandular structures lined with epithelial cells. Fibromas are circumscribed collections of fibroblasts surrounded by collagen. Myxomas are oval, translucent tumors containing mucin and stellate cells in connective tissue. Basal cell carcinoma is also mentioned as a locally invasive skin cancer arising from basal cells.
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9/14 Soft Tissue Tumor- Oral pathology Color Atlas
8/14 Salivary Gland Pathology- oral pathology color atlas
8/14 Salivary Gland Pathology- oral pathology color atlas
3/14 Oral Pathology Color Atlas- Pulpal, Periapical and Periodontal Pathology
3/14 Oral Pathology Color Atlas- Pulpal, Periapical and Periodontal Pathology
7/14 Benign and Malignant Lesion of Epithelial origin
- 4. VERRUCA VULGARIS CONDYLOMA ACUMINATUM (VENEREAL WART) FOCAL EPITHELIAL HYPERPLASIA (HECK’S DISEASE)
- 6. MOLLUSCUM CONTAGIOSUM VERRUCIFORM XANTHOMA ACTINIC CHEILOSIS (ACTINIC KERATOSIS OF THE LIP)
- 8. FRICTIONAL (MECHANICAL) KERATOSIS NICOTINE STOMATITIS
- 10. TOBACCO POUCH
- 12. LEUKOPLAKIA
- 16. ERYTHROPLAKIA
- 18. SQUAMOUS CELL CARCINOMA (EPIDERMOID CARCINOMA)
- 26. MAXILLARY SINUS CARCINOMA ORAL SUBMUCOUS FIBROSIS