Oral Pathology Department Ain shams University

Very informative
Many thanks dr Malaika Sohail

Pyogenic granulomas in the oral cavity are a common benign reactive vascular proliferation. Should they follow the typical presentation ? Can they present as multiple lesions or are they exclusively solitary?

Interestingly, pyogenic granuloma " lobular capillary hemangioma" can break the rules and may occur as multiple lesions.

Satellitosis is a term for multiple pyogenic granulomas which are clinically and histologically similar to the primary lesion.

Although uncommon, intraoral satellitosis has been reported in the literature.

The release of angiogenic factors from the primary lesion, potentially induced by trauma, contributes to the formation of satellitosis. The multiple pyogenic granulomas could involve the facial and palatal/lingual aspects of the maxillary and mandibular gingiva.

Rhabdomyosarcoma (RMS):
Majority of cases is the embryonal type; other types such as alveolar or pleomorphic types are rare.
Beautiful picture of strap cells with cross-striations of the eosinophilic cytoplasm(rhabdomyoblasts) .
Variable mixture of rhabdomyoblasts and primitive cells (small round blue cells).
Positive for skeletal muscle markers (Desmin+, MyoD1+ and myogenin+).
Ref:https://www.auanet.org

Stag horn pattern in Solitary Fibrous Tumor (SFT)

Image of the week: Adenoid Cystic Carcinoma
Courtesy: James Louis

Basket weave appearance in stratum corneum

Indian file pattern in polymorphous adenocarcinoma

Misleading Terms in Oral Pathology: Clearing the Confusion

In oral pathology, precise terminology is critical for accurate diagnosis and effective treatment. However, some terms are misleading and can cause unnecessary confusion.

Here are a few examples:

🔹 Ankyloglossia – Often called “tongue-tie,” this term implies a “bent tongue.” In reality, it refers to the partial or complete fusion of the tongue’s ventral surface to the floor of the mouth.

🔹 Dens in Dente – Literally meaning “tooth within a tooth,” this anomaly results from the invagination of enamel epithelium during tooth development. It creates the appearance of a tooth inside another but isn’t a true “double tooth.”

🔹 Enameloma – Misleadingly named due to the “-oma” suffix, which suggests a tumor. Enameloma is actually a developmental anomaly found near the furcations of molars, not a neoplasm.

🔹 Fibroma – Commonly mistaken for a tumor, most fibromas are reactive lesions caused by irritation. A more accurate term would be “fibrous hyperplasia.”

🔹 Pyogenic Granuloma – Neither associated with pus (pyogenic) nor a true granuloma, this lesion is an exaggerated tissue response to local irritation or trauma.

This review underscores the importance of using accurate and descriptive terms to avoid misdiagnosis and over/undertreatment. Precision in language leads to better patient outcomes!



Reference
DOI: 10.5005/jp-journals-10037-1144.

Many terms in pathology can be a bit misleading. Some lesions are named in ways that don’t quite match their actual characteristics or what they really are. It's a fascinating part of the field!

Agree✅
Disagree❌

If you agree, please drop some examples in the comments!
**Let’s see how many we can come up with and stay tuned for the upcoming post.