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Images
Published: 01 September 2024
C. TRACHOMATIS INFECTIONS Figure 18-12 C. TRACHOMATIS INFECTIONS A: Eyelid with early stage of trachoma (A), shows a typically granular conjunctiva due to the presence of multiple lymphoid follicles. (Courtesy of the CDC PHIL) B: Lymphogranuloma venereum (LGV) demonstrating draining lymph nodes. (Courtesy of Dr. M. Gaviria, Pontifica Bolivariana University, Medellín, Colombia) More about this image found in C. TRACHOMATIS INFECTIONS A: Eyelid with early stage of t...
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
.... TRACHOMATIS INFECTIONS: SEROVAR TYPES, INFECTION SITE, AND DISEASE NOMENCLATURE (WITH SYNONYMS) Serovars Site of Infection and Associated Disease A through C Conjunctiva Known as trachoma D through K Columnar epithelium of the urethra, cervix, and rectum; in newborns, can also affect...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-17
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
..., parakeratosis, orthohyperkeratosis, and focal necrosis. If there is inoculation of the eye, the conjunctiva shows granulomatous inflammation, vasculitis, and variable degrees of necrosis ( 4 ). Bacilli can be highlighted by using bacterial silver stains. CAT SCRATCH DISEASE Figure 17-3 CAT SCRATCH DISEASE...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-04
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... of AdV on a negative stain (A) and schematic of viral components (B). (A: courtesy of the CDC PHIL) Epidemiology AdV has a worldwide distribution and most individuals are infected during childhood. The virus can be transmitted through aerosolized droplets and infects the respiratory tract or conjunctiva...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-21
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... the organism as an aquatic protistan (eukaryote) parasite in the class Mesomycetozoea ( 90 ). Rhinosporidiosis is primarily a localized infection of the mucosa of the nose, upper airways, and conjunctiva, but contiguous infection of adjacent skin can be seen. Primary skin infection and vaginal, urethral meatus...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-14
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... the conjunctiva after having crushed an infected tick. With the worldwide decrease in malaria, scrub typhus has emerged globally as the most widespread arthropod vector-borne febrile disease ( 49 ). Ticks are most active during the spring and summer months. Activities associated with an increased risk...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-20
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... lentiginous (rare) Differential Diagnosis Acquired nevi in special sites (scalp, acral, genital area, conjunctiva) Melanocytic nevi with pagetoid melanocytosis Molecular Genetic Findings Similar to adult melanoma BRAF mutation TERT promoter mutation...
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
... as of the trigeminal nerve (periorbital region, forehead, temple, cheek, and nose), as well as conjunctiva, retina, periorbital soft tissue, and nasal mucosa. The condition usually presents unilaterally at birth or in childhood, but delayed onset in adolescence may occur. Approximately 0.01 to 0.03 percent of Asians...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 17
Published: 15 November 2023
10.55418/9781933477299-ch41
ISBN-10: 1-933477-29-6
ISBN: 978-1-933477-29-9
... for evaluation of conditions unrelated to the tumor. Table 41-2 CARNEY COMPLEX CRITERIA a Major Diagnostic Criteria b Spotty skin pigmentation with typical distribution (lips, conjunctiva and inner or outer canthi, vaginal and penile mucosa) Cardiac myxoma c...
Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 3
Published: 01 February 2021
10.55418/9781933477923-ch02
ISBN-10: 1-933477-92-X
ISBN: 978-1-933477-92-3
... seen in the palpebral (tarsal) conjunctiva Melanoma Most lesions present at an older age (around 60 years) Usually in lightly pigmented individuals Nodular Immobile Vascular Variable pigmentation Primary acquired melanosis Flat Most lesions present at an older age (around 60 years) Usually...
Images
Published: 01 May 2021
GLANDULAR LYMPH NODES Figure 1-7 GLANDULAR LYMPH NODES The parotid gland has several periparotid and intraparotid lymph nodes that drain portions of the ear, temporal region, lateral face, eyelids, and conjunctiva, and they in turn drain into the internal jugular lymph nodes. Submandibular gland ... More about this image found in GLANDULAR LYMPH NODES The parotid gland has several periparotid and intrap...
Images
Published: 01 February 2021
NORMAL CONJUNCTIVA Figure 2-2 NORMAL CONJUNCTIVA A: Temporal bulbar conjunctiva. B: Nasal bulbar conjunctiva. C: Tarsal conjunctiva with under lying tarsus and accessory lacrimal gland of Wolfring (W). D: Tarsal conjunctiva with pseudoglands of Henle (arrow). E: Forniceal conjunctiva with lym... More about this image found in NORMAL CONJUNCTIVA A: Temporal bulbar conjunctiva. B: Nasal bulbar conjun...
Images
Published: 01 February 2021
MUCOEPIDERMOID CARCINOMA OF THE CONJUNCTIVA WITH INTRAOCULAR AND ORBITAL INVASION Figure 2-20 MUCOEPIDERMOID CARCINOMA OF THE CONJUNCTIVA WITH INTRAOCULAR AND ORBITAL INVASION A: A heterogeneous, white-gray, dome-shaped mass involves the bulbar and limbal conjunctiva and the anterior chamber (arr... More about this image found in MUCOEPIDERMOID CARCINOMA OF THE CONJUNCTIVA WITH INTRAOCULAR AND ORBITAL IN...
Images
Published: 01 February 2021
MUCOEPIDERMOID CARCINOMA OF THE CONJUNCTIVA WITH INTRAOCULAR AND ORBITAL INVASION Figure 2-20 MUCOEPIDERMOID CARCINOMA OF THE CONJUNCTIVA WITH INTRAOCULAR AND ORBITAL INVASION A: A heterogeneous, white-gray, dome-shaped mass involves the bulbar and limbal conjunctiva and the anterior chamber (arr... More about this image found in MUCOEPIDERMOID CARCINOMA OF THE CONJUNCTIVA WITH INTRAOCULAR AND ORBITAL IN...
Images
Published: 01 February 2021
SPINDLE CELL CARCINOMA OF CONJUNCTIVA Figure 2-21 SPINDLE CELL CARCINOMA OF CONJUNCTIVA A: An invasive neoplasm is composed of anaplastic spindle cells, arranged in fascicles and associated with stromal desmoplasia (H&E stain). B: The neoplastic cells express vimentin. C: Some tumor cells a... More about this image found in SPINDLE CELL CARCINOMA OF CONJUNCTIVA A: An invasive neoplasm is composed ...
Images
Published: 01 February 2021
COMMON BLUE NEVUS OF THE BULBAR CONJUNCTIVA Figure 2-27 COMMON BLUE NEVUS OF THE BULBAR CONJUNCTIVA Microscopic evaluation demon strates intensely pigmen ted, ovoid and spindle-shaped dendritic melanocytes in the substantia propria, associated with stromal fibrosis and melan o-phagic infiltrate (... More about this image found in COMMON BLUE NEVUS OF THE BULBAR CONJUNCTIVA Microscopic evaluation demon s...
Images
Published: 01 February 2021
COMPOUND COMBINED CYSTIC MELANOCYTIC NEVUS OF THE CONJUNCTIVA Figure 2-28 COMPOUND COMBINED CYSTIC MELANOCYTIC NEVUS OF THE CONJUNCTIVA The lesion combines the features of compound cys tic mel anocytic nevus with common blue nevus. A junctional nevus nest is high lighted with a single arrow. The ... More about this image found in COMPOUND COMBINED CYSTIC MELANOCYTIC NEVUS OF THE CONJUNCTIVA The lesion c...
Images
Published: 01 February 2021
CELLULAR BLUE NEVUS OF EYELID MARGIN AND TARSAL CONJUNCTIVA IN A CHILD Figure 2-29 CELLULAR BLUE NEVUS OF EYELID MARGIN AND TARSAL CONJUNCTIVA IN A CHILD Left: Brown to bluish, minimally elevated lesion involves the eyelid margin (arrowhead) and palpebral conjunctiva (arrow). Right: Microscopical... More about this image found in CELLULAR BLUE NEVUS OF EYELID MARGIN AND TARSAL CONJUNCTIVA IN A CHILD Lef...
Images
Published: 01 February 2021
CONJUNCTIVAL SKIN TONE ASSOCIATED MELANOSIS (C-STAM) Figure 2-32 CONJUNCTIVAL SKIN TONE ASSOCIATED MELANOSIS (C-STAM) Left: The conjunctival pigmentation is densest at the limbus in a darkly complexioned individual. Right: Microscopic evaluation demonstrates a segment of bulbar conjunctiva with ... More about this image found in CONJUNCTIVAL SKIN TONE ASSOCIATED MELANOSIS (C-STAM) Left: The conjunctiva...
Images
in Ocular Adnexal Hematolymphoid Neoplasms and Tumor-Like Lesions
> Tumors of the Eye and Ocular Adnexa
Published: 01 February 2021
REACTIVE LYMPHOID HYPERPLASIA: CONJUNCTIVA Figure 7-1 REACTIVE LYMPHOID HYPERPLASIA: CONJUNCTIVA A: A salmon-colored forniceal conjunctival mass has numerous dome-shaped lymphoid follicles. B: Scanning magnification shows the well-delineated nodular architecture of individual reactive lymphoid f... More about this image found in REACTIVE LYMPHOID HYPERPLASIA: CONJUNCTIVA A: A salmon-colored forniceal c...
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