Schmorl's node - Revision history

Michael at 12:21, 28 October 2013

2013-10-28T12:21:47Z

← Older revision		Revision as of 12:21, 28 October 2013
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	Note:		Note:
	*Histologically, considered a cousin of [[avascular necrosis of the femoral head]].<ref name=pmid12931811/>		*Histologically, ''Schmorl's node'' is considered a cousin of [[avascular necrosis of the femoral head]].<ref name=pmid12931811/>

	==Sign out==		==Sign out==

2013-10-28T11:57:50Z

Micro

← Older revision		Revision as of 11:57, 28 October 2013
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	The sections show woven bone with slightly thickened bony trabeculae. Bone with some empty		The sections show woven bone with slightly thickened bony trabeculae. Bone with some empty
	lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels		lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels
	is present. The bone marrow present has all three lineages.		is present. The bone marrow present has all three lineages. No atypical cells are apparent.

	==See also==		==See also==

2013-10-28T11:53:49Z

Micro

← Older revision		Revision as of 11:53, 28 October 2013
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	===Micro===		===Micro===
	The sections ~~shows~~ woven bone with slightly thickened bony trabeculae. Bone with some empty		The sections show woven bone with slightly thickened bony trabeculae. Bone with some empty
	lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels		lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels
	is present. The bone marrow present has all three lineages.		is present. The bone marrow present has all three lineages.

2013-10-28T11:52:22Z

Micro

← Older revision		Revision as of 11:52, 28 October 2013
Line 39:		Line 39:

	===Micro===		===Micro===
	The sections shows woven bone with slightly thickened bony trabeculae. Bone with empty		The sections shows woven bone with slightly thickened bony trabeculae. Bone with some empty
	lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels		lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels
	is present. The bone marrow present has all three lineages.		is present. The bone marrow present has all three lineages.

2013-10-28T11:47:11Z

+SO

← Older revision		Revision as of 11:47, 28 October 2013
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	Note:		Note:
	*Histologically, considered a cousin of [[avascular necrosis of the femoral head]].<ref name=pmid12931811/>		*Histologically, considered a cousin of [[avascular necrosis of the femoral head]].<ref name=pmid12931811/>

			==Sign out==
			<pre>
			LESION, L4 VERTEBRA, BIOPSY:
			- BENIGN BONE AND BONE MARROW.
			- NEGATIVE FOR MALIGNANCY.
			</pre>

			===Micro===
			The sections shows woven bone with slightly thickened bony trabeculae. Bone with empty
			lacunae is seen focally. A small amount of benign fibrotic tissue with small blood vessels
			is present. The bone marrow present has all three lineages.

	==See also==		==See also==

2013-10-28T11:34:33Z

Microscopic

← Older revision		Revision as of 11:34, 28 October 2013
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	*Subchondral [[necrosis]] of bone - '''key feature'''.		*Subchondral [[necrosis]] of bone - '''key feature'''.
	**Loss of osteocytes within the bony trabeculae.		**Loss of osteocytes within the bony trabeculae.
	*Reactive woven bone:		*Reactive [[woven bone]]:
	**Thickened trabeculae.		**Thickened trabeculae.
	**Increased numbers of osteoblasts and osteoclasts.		**Increased numbers of osteoblasts and osteoclasts.

2013-10-28T11:33:40Z

Microscopic

← Older revision		Revision as of 11:33, 28 October 2013
Line 23:		Line 23:
	*Subchondral [[necrosis]] of bone - '''key feature'''.		*Subchondral [[necrosis]] of bone - '''key feature'''.
	**Loss of osteocytes within the bony trabeculae.		**Loss of osteocytes within the bony trabeculae.
	*Bone marrow cavity fibrosis with loss of adipocytes (reactive process).		*Reactive woven bone:
			**Thickened trabeculae.
			**Increased numbers of osteoblasts and osteoclasts.
			*Bone marrow cavity fibrosis with small blood vessels and loss of adipocytes (reactive process).

	Note:		Note:

2013-10-28T11:29:31Z

Microscopic

← Older revision		Revision as of 11:29, 28 October 2013
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	Note:		Note:
	*Histologically, considered a cousin of [[avascular necrosis of the femoral head]].<ref name=~~pmid23741552~~/>		*Histologically, considered a cousin of [[avascular necrosis of the femoral head]].<ref name=pmid12931811/>

	==See also==		==See also==

2013-10-28T11:29:13Z

← Older revision		Revision as of 11:29, 28 October 2013
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	**Loss of osteocytes within the bony trabeculae.		**Loss of osteocytes within the bony trabeculae.
	*Bone marrow cavity fibrosis with loss of adipocytes (reactive process).		*Bone marrow cavity fibrosis with loss of adipocytes (reactive process).

			Note:
			*Histologically, considered a cousin of [[avascular necrosis of the femoral head]].<ref name=pmid23741552/>

	==See also==		==See also==

2013-10-28T11:25:29Z

+micro

← Older revision		Revision as of 11:25, 28 October 2013
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	Image:Roe-schmorl.jpg \| Schmorl's node. (WC)		Image:Roe-schmorl.jpg \| Schmorl's node. (WC)
	</gallery>		</gallery>

			DDx - radiologic:
			*[[Plasma cell neoplasm]].
			*Metastatic carcinoma.

			==Microscopic==
			Features:<ref name=pmid12931811>{{Cite journal \| last1 = Peng \| first1 = B. \| last2 = Wu \| first2 = W. \| last3 = Hou \| first3 = S. \| last4 = Shang \| first4 = W. \| last5 = Wang \| first5 = X. \| last6 = Yang \| first6 = Y. \| title = The pathogenesis of Schmorl's nodes. \| journal = J Bone Joint Surg Br \| volume = 85 \| issue = 6 \| pages = 879-82 \| month = Aug \| year = 2003 \| doi = \| PMID = 12931811 \| URL = http://www.bjj.boneandjoint.org.uk/content/85-B/6/879.long }}</ref>
			*Subchondral [[necrosis]] of bone - '''key feature'''.
			**Loss of osteocytes within the bony trabeculae.
			*Bone marrow cavity fibrosis with loss of adipocytes (reactive process).

	==See also==		==See also==
	*[[Spine]].		*[[Spine]].
			*[[Necrosis]].

	==References==		==References==
	{{Reflist\|1}}		{{Reflist\|2}}

	[[Category:Diagnosis]]		[[Category:Diagnosis]]