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Images
Published: 01 September 2024
PLACENTA AND AMNION IN NEONATAL LISTERIOSIS Figure 11-4 PLACENTA AND AMNION IN NEONATAL LISTERIOSIS A placental abscess (A, top) and scant necrotic debris in the amnion (B) are seen, with detectable bacterial organisms on a Gram stain (C). (Courtesy of the CDC Infectious Disease Pathology Branch ... More about this image found in PLACENTA AND AMNION IN NEONATAL LISTERIOSIS A placental abscess (A, top) a...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-11
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... a particular proclivity for infecting placental and brain tissue ( 6 ). In early-onset listeriosis, particularly in stillbirths, there is usually prominent meconium and fetal hydrops, with a papular rash surrounded by red margins ( 7 ). Numerous organs usually demonstrate multiple small abscesses...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-18
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
..., and condyloma acuminatum. Tertiary syphilis requires differentiation from other systemic infectious diseases such as brucellosis, and noninfectious granulomatous pathologies such as sarcoidosis. In congenital syphilis, macroscopy may reveal placentomegaly with an increased placental mass, and the umbilical cord...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-25
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... of molecular methods (polymerase chain reaction [PCR]). The latter can be performed on various sample types, including blood, cerebrospinal fluid (CSF), bronchioalveolar lavage fluid, aqueous humor, amniotic fluid, and placental and other infected tissue ( 3 ). Serology is the main diagnostic testing platform...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-03
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
..., and arthropods. The flaviviruses cause disease by entering the blood stream of vertebrates and infecting a variety of cells including dendritic cells, neutrophils, macrophages (including placental Hofbauer cells), and endothelial cells ( 1 ). A conserved portion of the envelope (E) protein of the virus attaches...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-09
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
... . Expression of the urothelial differentiation markers GATA3 and placental S100 (S100P) in female genital tract transitional cell proliferations . Am J Surg Pathol 2009 ; 33 : 347 - 53 . 23. Soslow RA , Rouse RV , Hendrickson MR , Silva EG , Longacre TA . Transitional cell...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-16
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
... AND TROPHOBLASTIC TUMORS Teratomas of the fallopian tube have been described and most are mature ( 199 – 202 ). Hydatidiform mole ( 203 – 207 ), placental site trophoblastic tumor ( 208 ), and choriocarcinoma ( fig. 16-49 ) ( 207 , 209 ) are also rarely encountered...
Images
Published: 01 February 2023
PLACENTAL SITE NODULE Figure 3-94 PLACENTAL SITE NODULE Left: This lesion has a vague lobulated outline and is associated with dense chronic inflammation; it is, however, noninfiltrative. Right: The lesion is composed of epithelioid polygonal trophoblastic cells with uniform hyperchromatic round... More about this image found in PLACENTAL SITE NODULE Left: This lesion has a vague lobulated outline and ...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 14
Published: 01 February 2023
10.55418/9781933477268-2
ISBN-10: 1-933477-26-1
ISBN: 978-1-933477-26-8
... carcinoma. p63 also is positive in chorionic-type intermediate trophoblast; therefore, it is positive in lesions related to this cell population, namely, placental site nodule, atypical placental site nodule, and epithelioid trophoblastic tumor. Limits. Although p63 is fairly specific for squamous cells...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 14
Published: 01 February 2023
10.55418/9781933477268-3
ISBN-10: 1-933477-26-1
ISBN: 978-1-933477-26-8
... , 446 ). Placental Site Nodule Definition. Placental site nodule (PSN) is a benign nodular or plaque-like lesion composed of intermediate extravillous trophoblast. The term placental site plaque is used interchangeably. General Features. PSN is uncommon, and usually incidental...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 13
Published: 01 November 2022
10.55418/9781933477251-1
ISBN-10: 1-933477-25-3
ISBN: 978-1-933477-25-1
... During pregnancy, pituitary size and function are modified mainly by placental hormone secretion. These changes play a crucial role both in mother and fetus during gestation, labor, and puerperium. Under the influence of PRL, the pituitary gland doubles in weight due to lactotroph hypertrophy...
Images
in Germ Cell Neoplasia in Situ and Tumors Derived from Germ Cell Neoplasia in Situ
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
GERM CELL NEOPLASIA IN SITU Figure 4-23 GERM CELL NEOPLASIA IN SITU An immunostain directed against placental alkaline phosphatase (PLAP) highlights the cytoplasmic membranes of the malignant cells. More about this image found in GERM CELL NEOPLASIA IN SITU An immunostain directed against placental alka...
Images
in Germ Cell Neoplasia in Situ and Tumors Derived from Germ Cell Neoplasia in Situ
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
PLACENTAL SITE TROPHOBLASTIC TUMOR Figure 4-162 PLACENTAL SITE TROPHOBLASTIC TUMOR Left: Atypical, mostly mononucleated, intermediate trophoblast cells invade the interstitium of the testis. Residual immature seminiferous tubules are visible. Right: Mononucleated trophoblast cells invade the wal... More about this image found in PLACENTAL SITE TROPHOBLASTIC TUMOR Left: Atypical, mostly mononucleated, i...
Images
in Germ Cell Neoplasia in Situ and Tumors Derived from Germ Cell Neoplasia in Situ
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
PLACENTAL SITE TROPHOBLASTIC TUMOR Figure 4-163 PLACENTAL SITE TROPHOBLASTIC TUMOR The vessel wall is mostly replaced. More about this image found in PLACENTAL SITE TROPHOBLASTIC TUMOR The vessel wall is mostly replaced.
Images
in Germ Cell Neoplasia in Situ and Tumors Derived from Germ Cell Neoplasia in Situ
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
PLACENTAL SITE TROPHOBLASTIC TUMOR Figure 4-164 PLACENTAL SITE TROPHOBLASTIC TUMOR There is strong positivity for HPL. More about this image found in PLACENTAL SITE TROPHOBLASTIC TUMOR There is strong positivity for HPL.
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 13
Published: 01 November 2022
10.55418/9781933477251-4
ISBN-10: 1-933477-25-3
ISBN: 978-1-933477-25-1
...-placental unit . Endocr Rev 2011 ; 32 : 317 - 55 . 41. Oppenheimer EH . Cyst formation in the outer adrenal cortex. Studies in the human fetus and newborn . Arch Pathol 1969 ; 87 : 653 - 9 . 42. Holmes RO , Moon HD , Rinehart JF . A morphologic study of adrenal...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 13
Published: 01 November 2022
10.55418/9781933477251-3
ISBN-10: 1-933477-25-3
ISBN: 978-1-933477-25-1
... production, inadequate placental transfer of maternal T4, and impairment of fetal neurologic development. Though there is no clinically significant change in the size of the thyroid gland during pregnancy, with iodine deficiency, goiters can develop more easily than in the normal gland because...
Images
in Germ Cell Neoplasia in Situ and Tumors Derived from Germ Cell Neoplasia in Situ
> Tumors and Tumor-Like Lesions of the Testis and Adjacent Tissues
Published: 01 August 2022
POSTCHEMOTHERAPY EPITHELIOID TROPHOBLASTIC TUMOR Figure 4-248 POSTCHEMOTHERAPY EPITHELIOID TROPHOBLASTIC TUMOR A: A large nodule of mononucleated trophoblast cells is seen. B: Pleomorphic tumor cells infiltrate a desmoplastic stroma. The tumor expressed GATA3, p63, and inhibin but was negative f... More about this image found in POSTCHEMOTHERAPY EPITHELIOID TROPHOBLASTIC TUMOR A: A large nodule of mono...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-04
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... associated with several conditions, many of which were present at birth ( Table 4-1 ), including testicular maldescent, neonatal jaundice, high birth weight, low birth weight, high placental weight, high maternal socioeconomic status, dizygotic twinship, maternal hyperemesis gravidarum, and first-born status...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-07
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... and the other irregular, in a cellular stroma. Immunohistochemical Findings. The germ cells show a heterogeneous immunohistochemical pattern. Those resembling seminoma or GCNIS cells are positive for the markers typically identified in those neoplasms, including OCT3/4, placental alkaline phosphatase (PLAP...
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