Mucosal Lumps & Bumps

- Localised increase in cell number
- Localised increase in cell size
- a disordered growth pattern of cells ( creating a pile up)
- collection of fluid
- lump originating in deeper tissues pushing mucosa upwards

What can causer a lump in the oral mucosa? (5)

Hyperplastic lesions
Benign tumour of epithelial tissue
Benign tumour of connective tissue

What are 3 types of benign lesions in the mucosa?

- occlusal line
- polyps
- denture hyperplasia
- papillary hyperplasia of the palate

4 types of Hyperplastic lesions ?

Hyperplastic lesions

They are are a type of lesion that is result of chronic irritation, infection, proliferation of granulation tissue. It leads to progressive fibrosis and epithelialistation - it may be hyperkeritinised

Occlusal line Hyperplastic lesion

What is this?

Fibro-epithelial polyp

What is this?

Fibro epithelial polyp

Usually caused by trauma and can be very common, it is slow growing and painless - usually removed because of irritation

Epulides

A solid swelling on the gum - there are 4 types

Pregnancy epulis

What is this?

Pregnancy epulis

What is this?

Pregnancy epulis

Usually an over response to an irritant - can appear with or without good OH can be common in pregnancy - they are usually surgically removed

Peripheral giant cell granuloma (epulis)

What is this?

Peripheral giant cell granuloma (epulis)

Unknown aetiology, red, haemorrhagic and soft, occasional superficial bone erosion - usually excised - what am i?

Pyogenes granuloma

What this is?

Pyogenes granuloma

Appears on the gingival margins, ulcerated appearance and is thought to be an over response to irritation - usually excised - what am i ?

Denture hyperplasia

What is this?

Denture hyperplasia

Associated with chronic irritation - treatment is excision and creation of a new applicance

Papillary hyperplasia

What is this?

Papillary hyperplasia

Multipul small nodules with various inflammation, usually in the palate vault - treatment to stop the infection or irritation - what am i?

Squamous cell papilloma

What is this?

Viral papillomas (viral warts)

Squamous cell papilloma has the identical appearance to what ?

Viral warts

What is this?

Condyloma acumata (HIV - multipul squamous cell papilloma)

What is this?

Single Pedunculated squamous cell papilloma

What is this ?

An adenoma

A benign tumor of glandular origin - usually lobulated firm or rubbery and can be pleomorphic or monomorphic

Pleomorphic

Posh word for organisms that are variable in shape

Monomorphic

Posh word for having a single form

Lymphangiomas

Small or dilated vessels filled with lymph - almost colourless and may appear black if blood is in the lymph spaces - what am i?

Leaf Fibroma

Flattened pedunculated mass on maxilla from denture

Neuromas

May be assosiated with multipul endocrine neoplasia III syndromes (MEN III)

Varicose veins

What is this ?

Cobblestoning caused by crohns disease

What is this and what is it caused by?

Drug induced gingival hyperplasia

What is this?

Scurvy

Caused by vitamin C deficiency - causes gingival overgrowth and bleeding - what am i?

Kaposis sarcoma

malignant tumor of the blood vessels associated with AIDS - what am i?

Kaposis sarcoma

What is this>?

Leukaemia

What is this? - haemorrhagic areas/ patches normally along gingivae with no associated plaque

Squamous cell carcinoma on the lip

What is this ?

Sessile

An organism that does not move. It remains attached to one place and has a broad base (descriptive word)

Pedunculated

Attached by a stemlike or stalklike base

Macule

flat, colored spot on the skin less than 1cm

Patch

a flat, discolored area on the skin larger than 1 cm

Hyperplastic

excessive cell numbers / development of cells

Squamous cell papilloma

Pedunculated or sessile, usually soft but may be keritanized, rarely malignant at base - what am i?

Adenoma

What is this?

fibroma

tumor of fibrous tissue

Neuroma

tumor made up of nerve cells (benign) - can be due to trauma

Lipoma

a benign, slow-growing fatty tumor located between the skin and the muscle layer

Haemangioma

A benign tumour of the vascular endothelium (blood vessels) - treated by cryosurgery

Scurvy

what is this ?

Melanoma

Quite rare to be seen in the mouth - there is a spreading blue/black area with diffuse margins - what am i?

Squamous cell carcinoma

What is this ?