Diffuse Gastric Ganglioneuromatosis: Novel Presentation of <i>PTEN</i> Hamartoma Syndrome—Case Report and Review of Gastric Ganglioneuromatous Proliferations and a Novel <i>PTEN</i> Gene Mutation

<div>(a) Gastric biopsy showing spindled cells in fascicles with slightly atypical nuclei in the mucosal lamina propria (H&amp;E 20X). (b) Gastric biopsy with spindle cells in the lamina propria showing strong S100 protein positivity (S100 protein 20x).</div>

Case Reports in Medicine

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Figure 3: Diffuse Gastric Ganglioneuromatosis: Novel Presentation of <i>PTEN</i> Hamartoma Syndrome—Case Report and Review of Gastric Ganglioneuromatous Proliferations and a Novel <i>PTEN</i> Gene Mutation 

Figure 3 | Diffuse Gastric Ganglioneuromatosis: Novel Presentation of PTEN Hamartoma Syndrome—Case Report and Review of Gastric Ganglioneuromatous Proliferations and a Novel PTEN Gene Mutation 