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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
..., leukemias, choroid plexus tumor Lynch syndrome MSH2, MLH1, PMS2, MSH6, EPCAM Carcinoma 3% (adults) Colorectal, endometrial, small bowel, urothelial, pancreatic, prostatic, sebaceous carcinomas Neurofibromatosis type 1 NF1 Carcinoma (in children) <1% Gliomas, malignant...
Images
Published: 01 September 2024
TOXOPLASMA CHORIORETINITIS Figure 25-2 TOXOPLASMA CHORIORETINITIS Fundoscopic examination shows active lesions, scarring, and choroidal neovascularization. (Courtesy of the Centers for Disease Control and Prevention [CDC] Public Health Image Library [PHIL]) More about this image found in TOXOPLASMA CHORIORETINITIS Fundoscopic examination shows ...
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
... mixed (mononuclear cell and neutrophil) meningeal and choroid plexus inflammation and ventriculitis ( 9 ). A degree of vasculitis can also be seen, sometimes with associated blood vessel thrombosis. The inflammatory infiltrate frequently extends into the brain cortex, and forms abscesses. Bacteria can...
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
... ). The disease is self-limited in most symptomatic immunocompetent patients, although severe infections have been documented with certain parasite strains. TOXOPLASMA CHORIORETINITIS Figure 25-2 TOXOPLASMA CHORIORETINITIS Fundoscopic examination shows active lesions, scarring, and choroidal...
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
... of patients who have noninflammatory PML. JC virus granular cell neuronopathy affects cerebellar granule cell neurons ( figs. 3-43 , 3-44 ) ( 81 ). Rare cases of JC virus encephalopathy involve the cerebral pyramidal cell neurons ( 79 ). Recently, JC virus infection of meningeal and choroid plexus cells...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-08
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... ). When it does occur, it is usually preceded by cellular blue nevus-like, often multinodular, melanocytic proliferations. The melanoma associated with nevus of Ota is often of choroidal origin. The risk for choroidal melanoma is approximately 1 in 400 per year in Caucasians with nevus of Ota compared...
Images
Published: 01 August 2023
MATURE TERATOMA Figure 13-2 MATURE TERATOMA A wide variety of tissues can be seen, including: skin (A), bone (B), neural tissue (C), cerebellum (D), and choroid plexus (E). Dental tissue is seen (F,G). More about this image found in MATURE TERATOMA A wide variety of tissues can be seen, including: skin (A)...
Images
Published: 01 August 2023
MATURE TERATOMA Figure 13-2 MATURE TERATOMA A wide variety of tissues can be seen, including: skin (A), bone (B), neural tissue (C), cerebellum (D), and choroid plexus (E). Dental tissue is seen (F,G). More about this image found in MATURE TERATOMA A wide variety of tissues can be seen, including: skin (A)...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 16
Published: 01 August 2023
10.55418/9781933477282-13
ISBN-10: 1-933477-28-8
ISBN: 978-1-933477-28-2
... by an exuberant lymphocytic infiltrate with germinal centers ( fig. 13-3 ). MATURE TERATOMA Figure 13-2 MATURE TERATOMA A wide variety of tissues can be seen, including: skin (A), bone (B), neural tissue (C), cerebellum (D), and choroid plexus (E). Dental tissue is seen (F,G). MATURE TERATOMAS ASSOCIATED...
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
... R . Intra- and suprasellar colloid cysts . Pituitary 1999 ; 2 : 123 - 6 . 486. Lach B , Scheithauer BW , Gregor A , Wick MR . Colloid cyst of the third ventricle. A comparative immunohistochemical study of neuraxis cysts and choroid plexus epithelium . J Neurosurg...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-01
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
... AS , Aldridge C , High WA . Cutaneous presentation of a testicular germ cell tumor with seminomatous differentiation . Am J Dermatopathol 2018 ; 40 : 153 - 4 . 23. Singh DV , Gupta V , Singh SK . Choroid metastasis from testicular carcinoma: a rare entity . Urol Int 2016...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 12
Published: 01 August 2022
10.55418/9781933477220-05
ISBN-10: 1-933477-22-9
ISBN: 978-1-933477-22-0
...-8 ), cartilage ( fig. 5-9 ), smooth muscle ( fig. 5-10 ), seromucinous glands ( figs. 5-9 , 5-11 ), neuroglia, meningothelium ( fig. 5-12 ), choroid plexus, and adipose tissue. Bone and thyroid gland tissue are less frequent. Glands lined by intestinal epithelium ( fig. 5-13 ), which...
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
... are myxoid. Small, white to yellow nodular excrescences may represent keratin protruding from the center of squamous epithelial-lined nests ( fig. 4-166C ). Small patches of black pigment may be seen (corresponding to melanin-containing choroidal epithelium). Embryonic-type tissues are most frequently solid...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 10
Published: 01 January 2022
10.55418/9781933477183-1
ISBN-10: 1-933477-18-0
ISBN: 978-1-933477-18-3
... xanthogranuloma associated with choroidal infiltration and syncytial giant cell hepatitis . J Neuroophthalmol 2005 ; 25 : 189 – 92 . 124. Fanos V , Cuccu A , Nemolato S , Marinelli V , Faa G . A new nonsense mutation of the IGHMBP2 gene responsible for the first case of SMARD1...
Images
Published: 01 February 2021
CHOROIDAL NEVUS COMPARED TO CHOROIDAL MELANOMA Figure 8-12 CHOROIDAL NEVUS COMPARED TO CHOROIDAL MELANOMA Top: A choroidal nevus with overlying drusen is seen. Bottom: A choroidal spindle cell melanoma shows the chaotic arrangement of the spindled cells compared with the nevus. More about this image found in CHOROIDAL NEVUS COMPARED TO CHOROIDAL MELANOMA Top: A choroidal nevus with...
Images
Published: 01 February 2021
CHOROIDAL MELANOMA Figure 8-15 CHOROIDAL MELANOMA This pigmented mass arises from the choroid. The dome-shaped lesion is confined to the choroid and has not ruptured through Bruch membrane. (Courtesy of Drs. J. H. Francis and D. H. Abramson, New York, NY.) More about this image found in CHOROIDAL MELANOMA This pigmented mass arises from the choroid. The dome-s...
Images
Published: 01 February 2021
SCLERA, CHOROID, RETINAL PIGMENT EPITHELIUM, AND NEUROSENSORY RETINA Figure 8-3 SCLERA, CHOROID, RETINAL PIGMENT EPITHELIUM, AND NEUROSENSORY RETINA Starting from the bottom of the figure, first seen is the densely eosinophilic sclera. The loose fibrovascular connective tissue between the sclera ... More about this image found in SCLERA, CHOROID, RETINAL PIGMENT EPITHELIUM, AND NEUROSENSORY RETINA Start...
Images
Published: 01 February 2021
MELANOCYTOMA OF THE CHOROID Figure 8-10 MELANOCYTOMA OF THE CHOROID Left: Melanocytomas, although characteristically associated with a location at or near the optic nerve, may develop anywhere in the uvea. This choroidal lesion was identified as an incidental lesion in a blind and painful eye. R... More about this image found in MELANOCYTOMA OF THE CHOROID Left: Melanocytomas, although characteristical...
Images
Published: 01 February 2021
PROSTATIC CARCINOMA METASTATIC TO CHOROID Figure 8-25 PROSTATIC CARCINOMA METASTATIC TO CHOROID Left: The primary lesion in this patient was unknown and the choroidal lesion was biopsied. The undulating surface of the tissue is delimited by Bruch membrane and a small population of retinal pigment... More about this image found in PROSTATIC CARCINOMA METASTATIC TO CHOROID Left: The primary lesion in this...
Images
in Tumors of the Neurosensory Retina and Retinal Pigment Epithelium
> Tumors of the Eye and Ocular Adnexa
Published: 01 February 2021
ARTIFACTS OF FRESH TUMOR RETRIEVAL IN THE UVEA (CHOROID) MIMICKING INVASION BY RETINOBLASTOMA Figure 9-26 ARTIFACTS OF FRESH TUMOR RETRIEVAL IN THE UVEA (CHOROID) MIMICKING INVASION BY RETINOBLASTOMA The choroidal spaces are open and the tumor with abundant necrotic cells, floats in the center wi... More about this image found in ARTIFACTS OF FRESH TUMOR RETRIEVAL IN THE UVEA (CHOROID) MIMICKING INVASION...
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