Histopathological examinationb of- Unspecified Specimen- Medium 2 to 5CM in Dehradun

What is a Histopathological examinationb of- Unspecified Specimen- Medium 2 to 5CM?

This tier covers specimens between roughly two and five centimetres: a lump excised whole, a wide local excision of a skin lesion, a segment of tissue removed at surgery, or an organ such as a gallbladder or appendix. It sits between a small biopsy and a major resection in the amount of work involved. The processing is the same in principle, fixation in formalin, embedding in wax, sectioning and staining, but a specimen of this size requires more blocks to be taken and more slides examined, and where a lesion has been excised for diagnosis the pathologist must also assess whether it has been removed completely by examining the margins. That margin assessment is often the practically important part of the report: for a skin cancer or a suspicious lump, whether the edges are clear determines whether anything further needs to be done. Where the appearance is ambiguous, special stains and immunohistochemistry are added, which extends reporting time but frequently settles the diagnosis definitively.

Why take this test?

This examination follows a procedure your doctor has already performed, so it is not ordered in advance. It applies where a lump or lesion has been excised for diagnosis or treatment, where a skin cancer has been widely excised, where an organ such as the gallbladder or appendix has been removed, or where a segment of tissue has been taken at surgery. Its purpose is to establish exactly what the lesion was and, where relevant, whether it has been completely removed. Even where an operation was performed for apparently benign disease, the specimen goes for examination, because a proportion of clinically benign lesions turn out to be something else, and finding that early matters. The report may be provisional if special stains are pending. Discuss it with the doctor who performed the procedure rather than reading it alone, since terms such as atypia and dysplasia sound alarming but frequently describe changes well short of cancer.

• A lump or lesion excised whole for diagnosis
• Wide local excision of a skin cancer, to assess margins
• An organ such as gallbladder or appendix removed at surgery
• A tissue segment taken during an operation
• Confirming a clinically benign diagnosis after removal
• Establishing whether a lesion has been completely excised

FAQs: Histopathological examinationb of- Unspecified Specimen- Medium 2 to 5CM in Dehradun