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FIRST BRANCHIAL CLEFT ANOMALY A: A blind sinus is noted with numerous skin...
Available to PurchasePublished: 01 June 2025
FIRST BRANCHIAL CLEFT ANOMALY Figure 8-9 FIRST BRANCHIAL CLEFT ANOMALY A: A blind sinus is noted with numerous skin adnexal structures. There is squamous epithelium lining the cyst. B: The fistula extends to the skin with an area of cartilage noted deep in the lesion. More about this image found in FIRST BRANCHIAL CLEFT ANOMALY A: A blind sinus is noted with numerous skin...
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ACCESSORY TRAGUS A: This patient has several accessory tragi anterior to t...
Available to PurchasePublished: 01 June 2025
ACCESSORY TRAGUS Figure 8-12 ACCESSORY TRAGUS A: This patient has several accessory tragi anterior to the ear. B: Histologically, a thin plate of cartilage is surrounded by adipose tissue with intact overlying skin. More about this image found in ACCESSORY TRAGUS A: This patient has several accessory tragi anterior to t...
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DERMOID CYST Stratified squamous epithelium is seen (A), but also with add...
Available to PurchasePublished: 01 June 2025
DERMOID CYST Figure 1-144 DERMOID CYST Stratified squamous epithelium is seen (A), but also with additional skin adnexal structures (black arrow), sebaceous elements (B), hair apparatus (C, black arrow), and even hair shafts (D, black arrow), elements absent in craniopharyngioma. More about this image found in DERMOID CYST Stratified squamous epithelium is seen (A), but also with add...
Book Chapter
Ear and Temporal Bone
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-8
ISBN: 978-1-933477-61-9
... of an irregular plate of elastic cartilage ranging from 0.5 up to 2.0 mm, with overlying lightly keratinizing, stratified squamous epithelium. Ossification of the cartilage is always pathologic. The underlying dermis is essentially identical to that of normal skin and contains hair follicles, sebaceous glands...
Book Chapter
Neck
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-7
ISBN: 978-1-933477-61-9
...EMBRYOLOGY, HISTOLOGY, AND ANATOMY The neck is a complex, vital structure with numerous tissue types including skin, muscle, bone, vasculature, nerves, and organs, making it one of the most complex anatomic sites in the human body ( 1 ). It is critical for movement, metabolism, breathing...
Book Chapter
Oral Cavity
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-4
ISBN: 978-1-933477-61-9
... of the floor of mouth ( fig. 4-1 ) ( 1 , 3 ). The lip is a clinically and histologically unique structure forming the mucocutaneous portion of the oral cavity ( 4 ). ANATOMY OF THE ORAL CAVITY Figure 4-1 ANATOMY OF THE ORAL CAVITY The oral cavity begins at the junction of the vermilion border with the skin...
Book Chapter
Sinonasal Cavity
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-1
ISBN: 978-1-933477-61-9
... is covered by skin. The internal nose is separated into right and left nasal cavities by the nasal septum. The internal nose connects to the nasopharynx posteriorly through the choana. The nasal cavity has four parts: roof, floor, medial wall, and lateral walls. The superior, middle, and inferior turbinates...
Book Chapter
Oropharynx
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-2
ISBN: 978-1-933477-61-9
..., and mesenchymal components. While PA is the most common salivary gland tumor overall and occurs at myriad minor salivary gland locations, even nonsalivary sites such as the lung, skin, and breast, it is rare in the oropharynx. The most common site is the soft palate, followed by the base of tongue ( 92...
Book Chapter
Hypopharynx, Larynx, and Trachea
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-6
ISBN: 978-1-933477-61-9
... to either angiosarcoma or adenocarcinoma. It represents less than 4 percent of SCCs ( 200 ). It was first described by Lever in 1947 ( 201 ) as adenoacanthoma of sweat glands in sun-exposed skin including the face and scalp where it is more common. Clinically, it is like conventional SCC, and approximately...
Book Chapter
Jaw
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 22
Published: 01 June 2025
10.55418/9781933477619-5
ISBN: 978-1-933477-61-9
... cells is required, but not definitive for a diagnosis of COC as many other odontogenic and nonodontogenic lesions have ghost cells, including pilomatricoma and pilomatrix carcinomas of the skin, craniopharyngiomas, dentinogenic ghost cell tumors, and ghost cell odontogenic carcinomas. Additionally, COCs...
Book Chapter
Skin and Soft Tissue
Available to PurchaseSeries: 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
... of infection Skin and mucosae Nasopharyngeal (through aerosols), skin, and mucosae Transport of virus to neurons Transaxonal Transaxonal and possibly hematogenous Reactivation Frequent, due to numerous stimuli Exclusively when there is host immune suppression Site of involvement at recrudescence...
Book Chapter
Skin and Soft Tissue
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-15
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
...-borne relapsing fever B. recurrentis Pediculus humanus Seen in Eurasia and Africa (Ethiopia); transmitted by direct contact with infected person or fomite (clothing), bacteria enter through broken skin; seen in overcrowded areas or with social disruption (war); may occur...
Book Chapter
Skin and Soft Tissue
Available to PurchaseSeries: 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
...Table 24-1 SPECTRUM OF INFECTIVE ETIOLOGIC AGENTS ASSOCIATED WITH SKIN LESIONS AND CONCOMITANT NODULAR LYMPHANGITIS a Fungal Bacterial Sporothrix schenckii Nocardia spp Blastomyces dermatitidis N. brasiliensis Coccidioides...
Book Chapter
Skin and Soft Tissue
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 20
Published: 01 September 2024
10.55418/9781933477435-28
ISBN-10: 1-933477-43-1
ISBN: 978-1-933477-43-5
... are available, including a direct agglutination test, enzyme-linked immunosorbent assay (ELISA), immunofluorescence, and western blot. These antibody detection techniques share a high sensitivity for acute visceral disease. Other immunologic tests include the leishmanin skin test (LST, also known...
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SITES OF METASTASIS FROM ADRENAL CORTICAL CARCINOMA Lung (A), bone (B), br...
Available to PurchasePublished: 01 December 2024
SITES OF METASTASIS FROM ADRENAL CORTICAL CARCINOMA Figure 6-39 SITES OF METASTASIS FROM ADRENAL CORTICAL CARCINOMA Lung (A), bone (B), brain (C), and skin (a surgically excised nodule on the scalp, D) metastases from ACC. More about this image found in SITES OF METASTASIS FROM ADRENAL CORTICAL CARCINOMA Lung (A), bone (B), br...
Book Chapter
Clinicopathologic Features of the Adrenal Cortex
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-03
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
... and weakness. The skin becomes thin and pigmented striae are prominent. Easy bruising is common. One of the most common presenting features is insulin resistance and type 2 diabetes, often overlooked as a pivotal manifestation of glucocorticoid excess. Patients may develop hypertension, dyslipidemia...
Book Chapter
Adrenal Cortical Nodular Diseases
Available to PurchaseSeries: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 21
Published: 01 December 2024
10.55418/9781933477473-04
ISBN-10: 1-933477-47-4
ISBN: 978-1-933477-47-3
... ( 16 , 17 ). It may also occur in the pediatric population, particularly in the first years of life, in strong association with the McCune-Albright syndrome. This syndrome (polyostotic fibrous dysplasia, café-au-lait skin spots, and precocious puberty) is a genetically mosaic disorder with populations...
Book Chapter
Hereditary Predisposition to Adrenal Cortical Lesions
Available to PurchaseSeries: 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
Neuroblastoma, Ganglioneuroblastoma, and Ganglioneuroma
Available to PurchaseSeries: 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
.... PLoS One 2017;12:e0185190.) Metastatic locations of NBL and GNBL have a wide range, but are frequently seen in bone marrow, bone, lymph nodes, and liver ( figs. 11-4 , 11-5 ). Multiple skin manifestations of NBL may result in the clinical picture of a “blueberry muffin baby.” Less frequent locations...
Book Chapter
Other Adrenal Neoplasms and Tumor-Like Lesions
Available to PurchaseSeries: 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
... adrenal gland; no prior or current pigmented lesions of the skin, mucosal surfaces, or eye; no history of removal of pigmented skin or eye lesions; and failure to detect an extra-adrenal primary even by a thorough autopsy ( 58 ). An important entity in the differential diagnosis is pigmented...
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