Category Archives: Oral Pathology and Radiology

This tag is for all blog posts which discuss topics related to the certificate program in Oral Pathology and Radiology.

Minor apthous ulcer on non-moveable mucosa.

Aphthous Stomatitis: Treatment, Diagnosis, and Clinical Pictures


In this blog, we will teach you how to diagnose and treat Aphthous Stomatitis and its’ three main subtypes: minor, major, and herpetiform aphthae.

Don’t have time to read this article? We get it. Download the Diagnosing Vesicular Ulcerative Conditions checklist to get the key information and images from this article plus all the other conditions we cover in the Dentist’s Guide to Oral Pathology.

Download the Checklist

 

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Oral Pathology of Secondary (Recurrent) Herpetic Eruptions

This can be understood as the migration of virus from ganglion to surface along the course of sensory nerves. Upon reaching the surface the herpes virus infects epithelial cells and reproduces.

Secondary or recurrent herpes is something that most of us are familiar with. HSV is pretty ubiquitous. Only 12% of patients will have the symptomatic primary infection. Once the infection happens, the virus doesn’t get cleared it just lays dormant in your trigeminal ganglion.  

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Histological Picture of Oral Herpes

Understanding Oral Herpes: Primary Herpetic Gingivostomatitis


There are many different types of herpes virus.

Don’t have time to read this article? We get it. Download the Diagnosing Vesicular Ulcerative Conditions checklist to get the key information and images from this article plus all the other conditions we cover in the Dentist’s Guide to Oral Pathology.

Download the Checklist

 

HSV1 and 2 are the ones that we’ll focus on.  Around 12% of patients exposed to the herpes virus are symptomatic.  Here are histological and clinical pictures to help you diagnose and treat HSV1 and HSV2.

Continue reading Understanding Oral Herpes: Primary Herpetic Gingivostomatitis

Mucous Membrane Pemphigoid Histology Picture

Mucous Membrane Pemphigoid Pictures, Diagnosis, and Treatment

Something very similar to Pemphigus Vulgaris is Pemphigoid. Mucous Membrane Pemphigoid is a chronic autoimmune mucocutaneous vesiculobullous disease where autoantibodies target components of the basement membrane.

Don’t have time to read this article? We get it. Download the Diagnosing Vesicular Ulcerative Conditions checklist to get the key information and images from this article plus all the other conditions we cover in the Dentist’s Guide to Oral Pathology.

Download the Checklist

 

Continue reading Mucous Membrane Pemphigoid Pictures, Diagnosis, and Treatment

Pemphigus Vulgaris histology picture with annotations.

Pemphigus Vulgaris: Diagnosis, Treatment, and Prognosis

What is Pemphigus Vulgaris?

Pemphigus Vulgaris is a chronic mucocutaneous vesicular bullous condition, is autoimmune, and it’s caused by antibodies that target the attachments between cells. 

Attachments, called desmosomes, are made by little proteins that make up the attachment between epithelial cells. In the condition, the epithelium just falls apart. Splitting and separation (acantholysis) of the epithelium occurs above the basal layer.

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What is the difference between a vesicle and an oral ulcer?

 

We are going to review the differences between vesicles and ulcerations, two types of lesions found in an oral cavity. If you look at this oral mucosa decision tree for oral lesions, many of these lesions are classified as vesiculobullous or vesicular ulcerative conditions. Continue reading What is the difference between a vesicle and an oral ulcer?