Thyroid cytopathology - Revision history

Michael at 13:12, 19 September 2024

2024-09-19T13:12:37Z

← Older revision		Revision as of 13:12, 19 September 2024
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	Note: A repeat aspiration should be considered if clinically warranted.		Note: A repeat aspiration should be considered if clinically warranted.
	</pre>		</pre>


	====Abundant colloid====		====Abundant colloid====
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	Note:		Note:
	The specimen has abundant colloid. The background consists of histiocytes in keeping with a cyst. The number of follicular cells falls below the typically desired threshold; the case is sufficient on the basis of the abundant colloid, as per the 2023 Bethesda System for Reporting Thyroid Cytopathology. The clinical impression is noted.		The specimen has abundant colloid. The background consists of histiocytes in keeping with a cyst. The number of follicular cells falls below the typically desired threshold; however, the case is sufficient on the basis of the abundant colloid, as per the 2023 Bethesda System for Reporting Thyroid Cytopathology. The clinical impression is noted.
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2024-09-19T13:10:23Z

← Older revision		Revision as of 13:10, 19 September 2024
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	=Adequacy criteria=		=Adequacy criteria=
	*>=60 follicular cells. †		*>=60 follicular cells. †
			**If abundant colloid is present less follicular cells are accepted.
	*No atypical cells.		*No atypical cells.

2024-09-19T13:08:42Z

← Older revision		Revision as of 13:08, 19 September 2024
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	Note: A repeat aspiration should be considered if clinically warranted.		Note: A repeat aspiration should be considered if clinically warranted.
			</pre>


			====Abundant colloid====
			<pre>
			Left Thyroid, FNA: BENIGN, see comment.

			Note:
			The specimen has abundant colloid. The background consists of histiocytes in keeping with a cyst. The number of follicular cells falls below the typically desired threshold; the case is sufficient on the basis of the abundant colloid, as per the 2023 Bethesda System for Reporting Thyroid Cytopathology. The clinical impression is noted.
	</pre>		</pre>

	=Standard sign-out language=		=Standard sign-out language=
	There is a standard way of describing thyroid cytopathology results.		There is a standard way of describing thyroid cytopathology results.

			===Bethesda (2023)===
			*A new iteration of Bethesda 2009.

	===Bethesda (2009)===		===Bethesda (2009)===

2024-09-18T18:13:52Z

← Older revision		Revision as of 18:13, 18 September 2024
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	===Colloid===		===Colloid===
	~~Essentially -~~ acellular ~~crap~~ with:		Paucicellular/acellular material with:<ref name=pmid15987502>{{cite journal \|authors=Nguyen GK, Lee MW, Ginsberg J, Wragg T, Bilodeau D \|title=Fine-needle aspiration of the thyroid: an overview \|journal=Cytojournal \|volume=2 \|issue=1 \|pages=12 \|date=June 2005 \|pmid=15987502 \|pmc=1184092 \|doi=10.1186/1742-6413-2-12 \|url=}}</ref>
	*Irregular/sharp borders.		*Irregular/sharp borders.
	*Cracks - '''key feature'''.		*Cracks - '''key feature'''.
			*Bubble pattern.
	*Dark (uniform) staining with [[Romanowsky stain\|Romanowsky type stains]].		*Dark (uniform) staining with [[Romanowsky stain\|Romanowsky type stains]].
	**Green edge + red/orange centre with [[Pap stain]].		**Green edge + red/orange centre with [[Pap stain]].

2019-03-19T02:18:17Z

Normal parathyroid cytology

2019-03-19T02:17:32Z

Normal parathyroid cytology

← Older revision		Revision as of 02:17, 19 March 2019
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	Images:		Images:
	*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1770637/figure/f1/ Parathyroid gland (nih.gov)].<ref name=pmid15790694>{{Cite journal \| last1 = Johnson \| first1 = SJ. \| last2 = Sheffield \| first2 = EA. \| last3 = McNicol \| first3 = AM. \| title = Best practice no 183. Examination of parathyroid gland specimens. \| journal = J Clin Pathol \| volume = 58 \| issue = 4 \| pages = 338-42 \| month = Apr \| year = 2005 \| doi = 10.1136/jcp.2002.002550 \| PMID = 15790694 \| PMC = 1770637 }}</ref>		*[http://www.ncbi.nlm.nih.gov/pmc/articles/PMC1770637/figure/f1/ Parathyroid gland (nih.gov)].<ref name=pmid15790694>{{Cite journal \| last1 = Johnson \| first1 = SJ. \| last2 = Sheffield \| first2 = EA. \| last3 = McNicol \| first3 = AM. \| title = Best practice no 183. Examination of parathyroid gland specimens. \| journal = J Clin Pathol \| volume = 58 \| issue = 4 \| pages = 338-42 \| month = Apr \| year = 2005 \| doi = 10.1136/jcp.2002.002550 \| PMID = 15790694 \| PMC = 1770637 }}</ref>

			DDx of naked nuclei:
			*Granular cell tumour.
			*Parathyroid.<ref name=pmid19283690/>

	=Adequacy criteria=		=Adequacy criteria=

2019-03-19T02:16:30Z

Normal parathyroid cytology

← Older revision		Revision as of 02:16, 19 March 2019
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	*Granular chromatin.		*Granular chromatin.
	*Cytoplasm - often not distinct.		*Cytoplasm - often not distinct.
			*Scattered naked nuclei.<ref name=pmid24255635>{{Cite journal \| last1 = Heo \| first1 = I. \| last2 = Park \| first2 = S. \| last3 = Jung \| first3 = CW. \| last4 = Koh \| first4 = JS. \| last5 = Lee \| first5 = SS. \| last6 = Seol \| first6 = H. \| last7 = Choi \| first7 = HS. \| last8 = Cho \| first8 = SY. \| title = Fine needle aspiration cytology of parathyroid lesions. \| journal = Korean J Pathol \| volume = 47 \| issue = 5 \| pages = 466-71 \| month = Oct \| year = 2013 \| doi = 10.4132/KoreanJPathol.2013.47.5.466 \| PMID = 24255635 }}</ref>
	*+/-Nuclear moulding.		*+/-Nuclear moulding.
	*+/-Nuclear overlap.		*+/-Nuclear overlap.

2019-03-19T02:10:41Z

Cytology

← Older revision		Revision as of 02:10, 19 March 2019
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	DDx:		DDx:
	*Anaplastic carcinoma.		*[[anaplastic thyroid carcinoma\|Anaplastic carcinoma]].

	Images:		Images:

2019-03-19T02:09:41Z

Cytology

← Older revision		Revision as of 02:09, 19 March 2019
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	**Multinucleation.		**Multinucleation.

	~~Diagnosis by MB~~:		DDx:
	*~~If single cells -- need abundant~~.		*[[Granular cell tumour]].

	====Images====		====Images====

2018-01-21T16:09:46Z

Sign out

← Older revision		Revision as of 16:09, 21 January 2018
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	material. Scant follicular cells, Hurthle cells and colloid present in a background of		material. Scant follicular cells, Hurthle cells and colloid present in a background of
	mixed inflammatory cells and abundant macrophages.		mixed inflammatory cells and abundant macrophages.

			Note: A repeat aspiration should be considered if clinically warranted.
			</pre>

			====Alternate====
			<pre>
			Thyroid Gland, Right Lobe, Fine Needle Aspiration:
			- Non-diagnostic. (Category I)

			Specimen processed and examined, but unsatisfactory due to scant cellularity.
			Some cellular degeneration noted, rare colloid and inflammatory cells present.

	Note: A repeat aspiration should be considered if clinically warranted.		Note: A repeat aspiration should be considered if clinically warranted.