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Lymph nodes - not lymphoma
Neoplasms (excludes lymphoma)
Metastases

Reviewer: William D. DePond, M.D. (see Reviewers page)
Revised: 17 April 2014, last major update June 2006
Copyright: (c) 2003-2013, PathologyOutlines.com, Inc.

See subtypes below: Adenocarcinoma, Breast adenocarcinoma, Hepatocellular carcinoma, Melanoma, Mesothelioma, Nasopharyngeal carcinoma, Pancreatic adenocarcinoma, Papillary thyroid carcinoma , Paraganglia, Plexiform fibrohistiocytic tumor, Rhabdomyosarcoma, Serous borderline tumor, Small cell neuroendocrine carcinoma, Squamous cell carcinoma

General
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Micro images
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Metastatic Merkel cell carcinoma from skin

Metastatic Merkel cell carcinoma

Metastatic neuroblastoma

Metastatic seminoma


Passive seeding by metanephric adenoma

Metastatic carcinoma simulating Hodgkin lymphoma



Adenocarcinoma

General
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Gross images
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Adenocarcinoma of lung, mediastinal lymph node biopsy - contributed by Dr. Mark R. Wick

Micro images
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GEJ primary with signet ring features

Metastatic prostatic adenocarcinoma



EMA stain - contributed by Dr. Mark R. Wick

Mucicarmine stain - contributed by Dr. Mark R. Wick

PAS stain - contributed by Dr. Mark R. Wick

Cytology images
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Cytology of metastatic adenocarcinoma



Breast adenocarcinoma

General
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Micro description
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Micro images
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Metastatic lobular carcinoma of breast

Metastatic mammary carcinoma in axillary lymph node

Metastatic mammary carcinoma


Micropapillary carcinoma

CK stain - contributed by Dr. Mark R. Wick

Virtual images
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Metastatic breast carcinoma




Hepatocellular carcinoma

Micro description
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Micro images
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Metastatic hepatocellular carcinoma



Melanoma

Gross images
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Black staining tissue

Micro description
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Micro images
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Metastatic melanoma-various images

Cytology images
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Metastatic melanoma



Mesothelioma

General
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Micro description
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Cytology description
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Nasopharyngeal carcinoma

General
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Micro description
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Micro images
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Metastatic nasopharyngeal carcinoma

Metastatic nasopharyngeal carcinoma

Metastatic undifferentiated nasopharyngeal carcinoma

Metastatic undifferentiated carcinoma from nasopharynx


Metastatic nasopharyngeal carcinoma

Metastatic nasopharyngeal carcinoma

EBV+

Cytology images
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Cytology of metastatic undifferentiated carcinoma from nasopharynx



Pancreatic adenocarcinoma

Micro images
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Ductal adenocarcinoma



Papillary thyroid carcinoma

Micro description
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Micro images
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Cystic metastatic papillary thyroid carcinoma

Contributed by: Dr. Marino Leon, University of South Florida

Positive stains
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Paraganglia

Micro images
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Subcapsular invasion with pleomorphic cells with abundant granular eosinophilic cytoplasm




Plexiform fibrohistiocytic tumor

General
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Micro description
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Rhabdomyosarcoma

General
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Micro description
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Micro images
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Metastatic alveolar rhabdomyosarcoma



Serous borderline tumor

Case report
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Micro images
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H&E, CK7+



Small cell neuroendocrine carcinoma

General
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Micro description
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Micro images
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Metastatic neuroendocrine lung carcinoma - contributed by Dr. Mark R. Wick

Synaptophysin - contributed by Dr. Mark R. Wick

Chromogranin - contributed by Dr. Mark R. Wick

Metastatic small cell carcinoma from lung



Squamous cell carcinoma

General
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Micro description
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Micro images
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Squamous carcinoma of lung, mediastinal lymph node biopsy - contributed by Dr. Mark R. Wick

Cystic metastatic squamous cell carcinoma

End of Lymph nodes - not lymphoma > Neoplasms (excludes lymphoma) > Metastases


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