DWR Diagnostics Laboratory

Histology

Diagnostics Laboratory

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Histopathology Submission General Form

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General Information

DWR Diagnostics Lab Terms of Service

Test name	Test details	Sample requirement	Test code	Turnaround time
Histology	1–2 sites	Tissue in formalin	HIST	1–3 days
	3–4 sites		HIS3
	5–6 sites		HIS5
	>6 (per additional site)		HIS6
	Large or complex specimens. This includes those requiring decalcification such as jaws, digits or large bones, whole organs such as spleen, uterus with ovaries or mammary chains, and whole globes		HISL
Copper stain	For detection of copper in liver biopsy	Tissue in formalin	COPP	2 days
Silver stain	Massons Fontana, Grocott, Reticulin, Warthin Starry	Tissue in formalin	SILV	2 days
Immunohisto- chemistry	Antibody staining of histological sections for classification of tumours (added to histology). Additional IHC over 5 antibodies to be requested individually.	Tissue in formalin	IHC1 IHC2 IHC3 IHC4 IHC5 IHC6	1-7 days
Ki-67 stain	Proliferation marker for prediction of prognosis of mast cell tumours & melanomas	Tissue in formalin	KI67	Up to 7 days
PCR for clonality/PARR	To distinguish a lymphoma from a non-neoplastic lymphoid	Tissue in formalin or wax block	PARH	4-5 days
Second opinion		Block or slides	HISE	1 day

Please note routine special stains such as PAS, GRAM, ZN, Toludine Blue, Bleach etc will now be performed at the pathologists discretion to aid with diagnosis where needed. There will be no extra cost for this, specific stains requested by submitting vets may be subject to additional charges