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sarcoma

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KAPOSI <span class="search-highlight">SARCOMA</span> EXTENSIVELY INVOLVING ADRENAL GLAND  A: Kaposi <span class="search-highlight">sarcoma</span> invol...
Published: 01 December 2024
KAPOSI SARCOMA EXTENSIVELY INVOLVING ADRENAL GLAND Figure 12-29 KAPOSI SARCOMA EXTENSIVELY INVOLVING ADRENAL GLAND A: Kaposi sarcoma involving the adrenal gland in an adult male with acquired immunodeficiency syndrome (AIDS). The tumor obscures much of normal histology and architecture of the gla... More about this image found in KAPOSI SARCOMA EXTENSIVELY INVOLVING ADRENAL GLAND A: Kaposi sarcoma invol...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-11
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
... of a so-called small blue round cell tumor, where the differential diagnosis includes lymphoblastic lymphoma, rhabdomyosarcoma, Ewing sarcoma and related sarcoma types, and in rare instances, Wilms tumor, desmoplastic round cell tumor, medulloblastoma, synovial sarcoma, retinoblastoma, small cell...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-12
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
..., and occasional anomalous expression of neuroendocrine markers, recently reviewed ( 33 ). The transcription factor ERG is positive in most cases ( 33 ), and can be especially helpful in discriminating angiosarcoma from extraordinarily rare primary adrenal epithelioid sarcomas ( 34 ). PRIMARY ADRENAL ANGIOSARCOMA...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-07
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
... syndrome FLCN Oncocytic adenoma (in case reports) <1% Skin hamartomas, pulmonary cysts, oncocytoid renal neoplasms (oncocytoma and renal cell carcinoma) Li-Fraumeni syndrome TP53 Carcinoma 3-5% (adults) 50-80% (children) Gliomas, breast and lung carcinomas, sarcomas...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-06
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
...-melanomatous) as well as testicular germ cell tumors, melanomas, lymphomas, and sarcomas. PRECURSOR LESIONS ACC is generally considered to arise de novo. However, data from patients with Carney complex ( 15 , 16 ) and multiple endocrine neoplasia 1 (MEN1)-associated ACC suggest that there may be progression...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-02
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
... cells admixed with the myelolipoma ( fig. 2-17 ). Adrenal adenomas or carcinomas have been reported but are rare ( 47 ). Several extra-adrenal seemingly unrelated neoplasms have been reported such as osteosarcoma, Ewing sarcoma, astrocytoma ( 49 ), and hepatocellular...
Images
KAPOSI <span class="search-highlight">SARCOMA</span>  A: Kaposi <span class="search-highlight">sarcoma</span> (KS) of the thoracic skin shows numerous ...
Published: 01 September 2024
KAPOSI SARCOMA Figure 8-16 KAPOSI SARCOMA A: Kaposi sarcoma (KS) of the thoracic skin shows numerous characteristic violaceous plaques. (Courtesy of L. M. Gomez, Department of Dermatology, Pontifica Bolivariana University, Medellín, Colombia) B: Palatal mucosa with KS lesions. (Courtesy of the C... More about this image found in KAPOSI SARCOMA A: Kaposi sarcoma (KS) of the thoracic skin shows numerous ...
Images
KAPOSI <span class="search-highlight">SARCOMA</span>  Strong diffuse endothelial marker positivity, including CD3...
Published: 01 September 2024
KAPOSI SARCOMA Figure 8-20 KAPOSI SARCOMA Strong diffuse endothelial marker positivity, including CD34 (illustrated), is typical of Kaposi sarcoma. More about this image found in KAPOSI SARCOMA Strong diffuse endothelial marker positivity, including CD3...
Images
MULTICENTRIC CASTLEMAN DISEASE AND KAPOSI <span class="search-highlight">SARCOMA</span>  Lymph node in patient wi...
Published: 01 September 2024
MULTICENTRIC CASTLEMAN DISEASE AND KAPOSI SARCOMA Figure 8-24 MULTICENTRIC CASTLEMAN DISEASE AND KAPOSI SARCOMA Lymph node in patient with HIV where there is HHV8-associated Kaposi sarcoma (A) and Castleman disease (B). More about this image found in MULTICENTRIC CASTLEMAN DISEASE AND KAPOSI SARCOMA Lymph node in patient wi...
Images
KAPOSI <span class="search-highlight">SARCOMA</span>  HHV8 latency-associated nuclear antigen (LANA) immunohistoc...
Published: 01 September 2024
KAPOSI SARCOMA Figure 8-21 KAPOSI SARCOMA HHV8 latency-associated nuclear antigen (LANA) immunohistochemical assay shows typical punctate nuclear staining. More about this image found in KAPOSI SARCOMA HHV8 latency-associated nuclear antigen (LANA) immunohistoc...
Images
PATCH STAGE OF CUTANEOUS KAPOSI <span class="search-highlight">SARCOMA</span>  The dermis appears “busy,” with a ...
Published: 01 September 2024
PATCH STAGE OF CUTANEOUS KAPOSI SARCOMA Figure 8-17 PATCH STAGE OF CUTANEOUS KAPOSI SARCOMA The dermis appears “busy,” with a subtle vasoformative proliferation composed of somewhat jagged vessels, usually most obvious in the vicinity of native blood vessels and skin appendages. More about this image found in PATCH STAGE OF CUTANEOUS KAPOSI SARCOMA The dermis appears “busy,” with a ...
Images
PLAQUE STAGE KAPOSI <span class="search-highlight">SARCOMA</span>  The early haphazard spindle cell proliferation...
Published: 01 September 2024
PLAQUE STAGE KAPOSI SARCOMA Figure 8-18 PLAQUE STAGE KAPOSI SARCOMA The early haphazard spindle cell proliferation, extravasated erythrocytes, and abundant extracellular and intracellular hyaline globules, representing effete red blood cells (arrows), are seen at high power. More about this image found in PLAQUE STAGE KAPOSI SARCOMA The early haphazard spindle cell proliferation...
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EARLY NODULAR STAGE OF CUTANEOUS KAPOSI <span class="search-highlight">SARCOMA</span>  There is a spindle cell pr...
Published: 01 September 2024
EARLY NODULAR STAGE OF CUTANEOUS KAPOSI SARCOMA Figure 8-19 EARLY NODULAR STAGE OF CUTANEOUS KAPOSI SARCOMA There is a spindle cell proliferation with slit-like spaces, some containing erythrocytes. Note the cellular appearance and relatively scant mitotic activity. More about this image found in EARLY NODULAR STAGE OF CUTANEOUS KAPOSI SARCOMA There is a spindle cell pr...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-08
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... predominant transmission via saliva. The virus was first identified and also noted to resemble other herpesviruses in 1964 by Epstein, Achong, and Barr, in their search for an etiologic pathogen of cases of “jaw sarcoma” in African patients collected by Denis P. Burkitt ( 14 ). Epidemiology It is estimated...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-20
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... number of yeasts. Inflammatory pseudotumors consisting of histiocytic and myofibroblastic cells with interspersed collagen and fungal yeasts have been documented in incompletely treated patients (especially those with HIV) and can histologically mimic a sarcoma ( fig. 20-7 ) ( 14 ). CRYPTOCOCCAL...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-09
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
.... The syndrome included weight loss, respiratory distress, pneumocystis pneumonia, cryptococcal meningitis, Kaposi sarcoma, and other signs of immune suppression ( 1 ). This new disease was initially referred to as gay-related immune deficiency syndrome (GRIDS) and seemed to cause death by destroying the immune...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-06
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... sarcoma virus (KSHV or HHV8, discussed in chapter 7 ). The name herpes is derived from the Greek word for crawl or creep and early descriptions of the disease have been ascribed to Hippocrates ( 1 ). All human herpesviruses have a similar structure and consist of four layers: the core (containing...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-24
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... (tuberculosis or leprosy), and parasites, as well as neoplasms such as primary cutaneous malignancies (epithelial, hematolymphoid, and mesenchymal tumors, including lymphoma and Kaposi sarcoma) and skin metastases. Pathologic Findings Excised skin lesions usually grossly reveal nodular gray to tan tissue...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch53
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
...Table 53-1 GENES IMPLICATED IN CARDIAC UNDIFFERENTIATED PLEOMORPHIC SARCOMA MDM2 CDKN2A/B PDGFRA PDGFRB EGFR PIK3CA ACOX2 FH CARDIAC UNDIFFERENTIATED PLEOMORPHIC SARCOMA: IMMUNOHISTOCHEMICAL FEATURES...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch55
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
...PULMONARY ARTERY INTIMAL SARCOMA: RADIOLOGIC FEATURES Figure 55-1 PULMONARY ARTERY INTIMAL SARCOMA: RADIOLOGIC FEATURES This computerized tomography (CT) angiogram shows a luminal filling defect (yellow arrow) extending from the main pulmonary artery (PA) into the left pulmonary artery (Ao...