Sinus and Fistula - surgery



Fistula


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what is Galvanic shock?

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Galvanic shock This term used in dentistry. When two dissimilar metal are contact in oral cavity, then potential difference is creat, due to potential difference patients feel the pain sensation. This is known as Galvanic shock. in diagram two dissimilar metal contact eachother so it produce Galvanic shock.
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Warthin tumors - Tumor of salivary gland

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