Chapter
5.1.5 Miscellaneous Neoplasms
2.1 Embryology and Perinatal Development
2.2 Anatomy and Histology
2.2.1 Submandibular Salivary Gland (Submaxillary or Mandibular)
2.2.2 Sublingual Salivary Gland (Major)
2.2.3 Parotid Salivary Gland
2.2.4 Minor Salivary Glands
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1 Basophilic Hypertrophic Foci
6.4 Squamous Cell Carcinoma
6.5 Mesenchymal Neoplasms
2 Normal Upper Digestive Tract
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.2.1 Nonglandular Stomach
6.2.1.1 Squamous Cell Hyperplasia
6.2.1.2 Squamous Cell Papilloma
6.2.1.3 Squamous Cell Carcinoma
6.2.2.2 Adenoma (Adenomatous Polyp)
6.2.2.5 Miscellaneous Neoplasms
8.2.1 Nonglandular Stomach
7 Small and Large Intestine
2.2 Anatomy and Histology
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.2.1 Epithelial Neoplasms
6.2.2 Mesenchymal Neoplasms
8 Peritoneum, Retroperitoneum, Mesentery, and Abdominal Cavity
2.2 Anatomy and Histology
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
II. Liver and Exocrine Pancreas
4.1 Lipidosis/Steatosis/Fatty Accumulation
4.2 Necrosis and Apoptosis
4.3 Cystic Degeneration/Spongiosis Hepatis
4.5 Hepatic Cysts (Biliary)
5 Inflammatory and Vascular Lesions
5.2 Angiectasis (Telangiectasis, Peliosis Hepatis)
6 Hyperplastic and Neoplastic Lesions
6.1 Hepatocellular Lesions
6.1.1 Foci of Cellular Alteration
6.1.2 Focal Hepatocellular Hyperplasia
6.1.3 Hepatocellular Adenoma
6.1.4 Hepatocellular Carcinoma
6.2.1 Bile Duct Hyperplasia
6.2.3 Oval Cell Hyperplasia
6.3 Miscellaneous Lesions
6.3.1 Hepatocholangiocarcinoma
6.3.2 Anaplastic Carcinoma
6.3.4 Histiocytic Sarcoma
6.3.5 Lipoma or Liposarcoma
6.3.6 Metastatic Neoplasms
7.3 Extramedullary Hematopoiesis
10.2 Normal Exocrine Pancreas
10.4 Degenerative Lesions
10.4.1 Hydropic Degeneration, Fatty Degeneration, and Autophagocytosis (Apoptosis)
10.4.5 Peri-Islet Fibrosis and Hemosiderosis
10.5 Inflammatory and Vascular Lesions
10.6 Hyperplastic and Neoplastic Lesions
10.6.1 Acinar Cell Hyperplasia
10.6.2 Acinar Cell Adenoma
10.6.3 Acinar Cell Carcinoma
10.6.4 Mixed Acinar-Islet Cell Adenoma
10.7 Miscellaneous Lesions
10.7.1 Basophilic Cytoplasmic Change
10.7.2 Hepatocyte Metaplasia
2.3.3 Collecting Duct System
2.3.4 Renal Vessels and Nerves
4.1 Chronic Progressive Nephropathy
4.2 Acute Tubule Necrosis
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1 Renal Tubule Epithelium
6.1.1 Renal Tubule Hyperplasia
6.1.2 Renal Tubule Adenoma
6.1.3 Renal Tubule Carcinoma
6.2.2 Renal Mesenchymal Tumor
6.2.4 Connective Tissue and Vascular Tumors
6.2.5 Secondary Metastatic Neoplasms
6.3 Renal Pelvic Urothelium
6.3.1 Urothelial Hyperplasia
6.3.2 Urothelial Papilloma
6.3.3 Urothelial Carcinoma
6.3.4 Squamous Cell Carcinoma
9.1 General Considerations
9.6 Specific Forms of Nephrotoxicity
9.6.1 α2u-Globulin Nephropathy
9.6.2 Retrograde Nephropathy
9.7 Experimentally Induced Renal Carcinogenesis
12 Urinary Bladder, Ureter, and Urethra
2.2 Anatomy and Histology
5 Hyperplastic and Neoplastic Lesions
5.1 Urothelial Hyperplasia and Metaplasia
5.2.3 Squamous Cell Neoplasms
5.2.5 Mesenchymal Neoplasms
5.2.6 Urinary Bladder Polyp
5.2.7 Metastatic Neoplasms
6.2 Trichosomoides crassicauda (Bladder Threadworm)
8 Experimentally Induced URINARY BLADDER Carcinogenesis
IV. Nervous System and Special Sense Organs
3.2 Basophilic Bodies/Mineralization
3.5 Neuronal Degeneration and Necrosis
3.6 Neuronal Pigmentation
3.8 Degenerative Changes Affecting Axons and Myelin Within the CNS
3.9 Neuronal Chromatolysis
3.11 Inflammatory and Vascular Lesions
3.11.2 Mononuclear Inflammatory Cell Infiltrates
3.11.4 Thrombosis/Infarction
4.1 Granular Cell Hyperplasia
5.3.2 Granular Cell Tumor
5.3.3.2 Choroid Plexus Neoplasms
5.3.3.3 Benign and Malignant Nerve Sheath Neoplasms
5.3.3.4 Malignant Reticulosis
5.3.3.5 Hamartoma, Lipomatous (Lipoma)
5.3.3.6 Pineal Gland Neoplasms
5.3.3.7 Vascular Neoplasms
5.3.3.8 Metastatic and Invasive Neoplasms
6.1 Primary Toxic Damage to Neurons (Toxic Neuronopathies)
6.2 Primary Damage to Axons (Toxic Axonopathies)
6.3 Primary Damage to Myelin (Toxic Myelinopathies)
6.4 Toxic Damage to Astrocytes
6.5 Toxic Damage to Microglia
6.6 Miscellaneous Toxic Lesions
14 The Spinal Cord and Peripheral Nervous System
1 Spinal Cord and Peripheral Nerves
1.2 Embryology and Anatomy
1.3 Sampling and Histology
1.4.1 Neural Tube Defects
1.5.1 Lipofuscin Deposition in Neurons
1.5.2 Radiculoneuropathy (Radicular Myelinopathy)
1.5.3 Axonal Atrophy (Dorsal Funiculus, Peripheral Nerves) Associated with Aging
1.6 Inflammatory and Vascular Lesions
1.7 Hyperplastic and Neoplastic Lesions
1.7.1 Peripheral Nerve Sheath Tumors—Schwann Cell Neoplastic Lesions (Schwannoma, Neurilemmoma, Neurinoma)
1.7.2 Neuroblastic Tumors: Neuroblastoma, Ganglioneuroblastoma, Ganglioneuroma, Paraganglioma (Chemodectoma, Glomus Tumor)
3.1 Primary Damage to Perikarya of Peripheral Neurons
3.2 Primary Damage to Axons of Peripheral Neurons
3.3 Primary Damage to Myelin Sheaths or Schwann Cells
3.4 Induced Neoplastic Lesions
4 Animal Models of Peripheral Neuropathies
2.2 Anatomy and Histology
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
7 Neural Crest Neoplasm of the Pinna
16 Eye and Associated Glands
2 Normal Eye and Associated Glands
2.2 Anatomy and Histology
4.1.1 Corneal Mineral Deposits
4.1.2 Scleral Osseous/Cartilaginous Metaplasia
4.1.4 Retinal Degeneration and Atrophy
4.1.4.1 Spontaneous Retinopathies
4.1.4.2 Exposure to Light
4.1.4.3 Age-Related Retinal Degeneration
4.1.4.4 Retinal Degeneration Secondary to Increased Intraocular Pressure
4.1.5 Microcystoid Degeneration of the Retina
4.1.6 Pigment Accumulation
4.1.7 Vacuolar Degeneration of the Choroid
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1.2 Squamous Cell Papilloma and Carcinoma
6.1.3 Melanocytic Hyperplasia
6.1.4 Melanoma, Uveal, Malignant
6.1.6 Leiomyosarcoma and Hemangiosarcoma
6.1.7 Schwannoma, Intraocular, Malignant
6.2.1 Hyperplasia, Acinar
6.3.1 Hyperplasia, Acinar
6.3.5 Squamous Cell Hyperplasia, Papilloma, and Carcinoma of the Lacrimal Duct
6.4.2 Malignant Schwannoma
7.1.1 Epithelial (Inclusion) Cyst
7.1.2 Synechia and Other Sequelae of Intraocular Inflammation
7.2.2 Cytomegaly (Karyomegaly) of the Lacrimal Gland
7.2.3 Intranuclear Inclusions of Lacrimal Glands
7.2.4 Harderian Gland Alteration in the Lacrimal Gland
7.2.5 Epithelial Cyst of the Nasolacrimal Duct
V. Musculoskeletal System
2.3 Histologic and Ultrastructural Features
4.3 Degeneration and Necrosis
4.6 Nutritional Disorders
5 Parasitic, Inflammatory, and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
7.1 Hind Leg Myopathy of Aging Rats
18 Bones, Joints, and Synovia
2 Normal Bones, Joints, and Synovia
3 Non-proliferative Lesions
3.2 Disturbances of Growth or Metabolism
3.2.1 Increased Bone, Trabeculae and/or Cortex
3.2.2 Decreased Bone, Trabeculae and/or Cortex
3.2.3 Increased Osteoid/Hyperosteoidosis
3.2.4 Fibrous Osteodystrophy
3.2.5 Increased Eroded Surface
3.4 Fracture and Callus Formation
3.5 Increased Physeal Thickness and/or Physeal Dysplasia
3.6 Decreased Physeal Thickness
3.7 Degenerative Joint Disease
3.8 Chondromucinous Degeneration
3.10 Reactive New Bone Formation
4 Hyperplastic and Neoplastic Lesions
4.1 Hyperplastic Bone Lesions
4.2 Hyperplastic Synovial Lesions
4.4.1 Chondroma and Chondrosarcoma
2 Normal Skin and Subcutis
2.2 Anatomy and Histology
5.2 Epidermal Degeneration
5.4 Erosion and Ulceration
5.5 Tissue Necrosis and Apoptosis
6 Hyperplastic and Neoplastic Lesions
6.1.1 Hyperplasia of the Squamous Epithelium
6.1.2 Hyperplasia of the Sebaceous Glands
6.2.1 Squamous Cell Papilloma and Carcinoma
6.2.2 Basal Cell Tumor (Adenoma and Carcinoma)
6.2.3 Sebaceous Cell Adenoma and Carcinoma
6.3 Mesodermal Non-Neoplastic Proliferative and Neoplasmic Lesions
6.3.1 Fibroma and Fibrosarcoma
6.3.2 Myxoma and Myxosarcoma
6.3.3 Malignant Fibrous Histiocytoma or Pleomorphic Undifferentiated Sarcoma
6.3.4 Histiocytic Sarcoma
6.3.5 Hemangioma and Hemangiosarcoma
6.3.7 Lipoma, Liposarcoma, and Hibernoma
6.3.8 Undifferentiated Sarcoma
6.4.1 Malignant Schwannoma
6.4.2 Neural Crest Tumor (Possible Amelanotic Melanoma)
7.1 Non-Neoplastic Lesions
7.1.2 Nutrition and Hormone
7.1.3 Immune-Mediated Cutaneous Toxicity
7.2.1 Epithelial Neoplasm
7.2.2 Mesenchymal Neoplasm
20 Specialized Sebaceous Glands—Zymbal’s Gland, Preputial Gland, Clitoral Gland, and Perianal Gland
2 Normal Specialized Sebaceous Gland
2.2 Anatomy and Histology
2.2.1 Zymbal’s Gland (Auditory Sebaceous Gland)
2.2.2 Preputial/Clitoral Glands
2.2.3 Circumanal Gland (Perianal Gland)
6 Growth Disturbances (Non-Neoplastic)
7 Growth Disturbances (Neoplastic)
7.2 Preputial and Clitoral Glands
7.3 Perianal (Circumanal) Glands
2.1 Embryology and Development
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1 Lobular or Lobuloalveolar Hyperplasia
6.2 Focal Hyperplasia with Cellular Atypia (Atypical Hyperplasia)
22 Nose, Larynx, and Trachea
2 Normal Upper Respiratory Tract
2.2 Anatomy and Histology
4 Degenerative, Regenerative, and Adaptive Lesions
4.1.1 Squamous Epithelium
4.1.2 Respiratory Epithelium
4.1.3 Olfactory Epithelium
4.1.4 Accessory Nasal Structures
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1.1 Squamous Epithelium
6.1.1.1 Squamous Cell Hyperplasia
6.1.1.2 Squamous Cell Papilloma and Carcinoma
6.1.2 Transitional, Respiratory and Olfactory Epithelium, and Associated Glands
6.1.2.1 Hyperplasia and Hyperplasia with Atypia (Atypical Hyperplasia, Basal Cell Hyperplasia, Dysplasia)
6.1.2.2 Adenoma (Adenomatous or Villous Polyp, Villous or Polypoid Adenoma)
6.1.2.4 Adenosquamous Carcinoma
6.1.2.5 Olfactory Neuroblastoma
6.1.2.7 Mesenchymal Neoplasms
8.1 Nasal Passages and Associated Structures
9 Molecular Pathology of the Upper Respiratory Tract
9.1 Alterations in Gene Expression
9.2 Alterations in Protein Expression
9.3 DNA Adducts and Mutations in Nasal Tumors
Further Reading—Molecular pathology
23 Lung, Pleura, and Mediastinum
2.3.1 Trachea, Bronchi, and Bronchioles
2.3.2 Terminal Bronchioles
2.3.3 Alveolar Duct and Alveoli
2.3.4 Bronchial-Associated Lymphoid Tissue
2.3.5 Pulmonary Vasculature
2.3.6 Pleura and Mediastinum
4.2 Cilia-Associated Respiratory Bacillus (CAR Bacillus)
4.3 Corynebacterium kutscheri
5 Nonproliferative, Degenerative, and Vascular Lesions
5.1 Degeneration and Necrosis
5.3 Alveolar Proteinosis (Lipoproteinosis)
5.4 Alveolar Histiocytosis (Infiltrate Cellular, Histiocyte)
6 Nonneoplastic and Neoplastic Proliferative Lesions
6.1 Regenerative Hyperplasia
6.2 Primary Hyperplasia of the Alveolar Epithelium
6.3 Bronchial Hyperplasia
6.4 Mesothelial Hyperplasia
6.5 Alveolar/Bronchiolar Adenoma and Carcinoma
6.6 Bronchial Adenoma and Carcinoma
6.7 Squamous Cell Carcinoma
6.8 Cystic Keratinizing Epithelioma
6.10 Malignant Mesothelioma
6.11 Mediastinal Neoplasms
6.12 Metastatic Neoplasms
7.1 Gavage-Related Lesions
7.3 Cartilaginous Metaplasia
7.5 Goblet Cell Metaplasia
8.1 Toxicity of Particles
8.3 Toxicity of Chemicals Administered Systemically
24 Spleen, Lymph Nodes, and Thymus
7 Inflammatory and Vascular Lesions
8 Hyperplastic and Neoplastic Lesions
9.1 Large Granular Lymphocyte Leukemia
10 Lymphoma and Other Hematopoietic Neoplasms
11.1 Fibroma and Fibrosarcoma
11.2 Leiomyoma and Leiomyosarcoma
11.3 Hemangioma and Hemangiosarcoma
11.5 Undifferentiated Sarcoma
11.6 Malignant Schwannoma
16.2 Anatomy and Histology
19 Inflammatory and Vascular Lesions
20 Hyperplastic and Neoplastic Lesions
23.2 Anatomy and Histology
26 Inflammatory and Vascular Lesions
27 Hyperplastic and Neoplastic Lesions
2.2 Structure and Function
2.3 Hematopoiesis and the Hematopoietic Cells
2.4 The Myeloid: Erythroid Ratio
3 Disturbances in Hematopoietic Cell Growth
3.1 Increased Cell Numbers
3.1.1 Increases in Erythroid Cells
3.1.2 Increases in Granulocytic Cells
3.1.3 Increases in Megakaryocytes
3.1.4 Reactive Increases in Mast Cells
3.2 Decreased Cell Numbers
3.2.1 Decreases in Erythroid Cells
3.2.2 Decreases in Granulocytic Cells
3.2.3 Decreases in Megakaryocytic Cells
3.2.4 Multi-Lineage Decreases
3.3.1 Selected Dyserythropoietic Disorders
4 Alterations of Bone Marrow Stromal Cells
4.2 Reactive Increases in Macrophages
5.3 Gelatinous Transformation of Bone Marrow
5.4.1 Suppurative Inflammation
5.4.2 Granulomatous Inflammation
XI. Female Reproductive Tract
2.2 Anatomy and Histology
4 Nonproliferative Lesions
4.2 Decreased Number/Absence of Corpora Lutea
4.3 Increased Size/Number of Corpora Lutea
4.4 Degeneration Within Corpora Lutea
4.7 Other Degenerative Lesions
5 Hyperplastic and Neoplastic Lesions
5.1.1 Epithelial Hyperplasic Changes
5.1.2 Sex-Cord Stromal Hyperplastic Changes
5.1.3 Interstitial Cell Hyperplasia
5.2.1 Epithelial Neoplasia
5.2.2 Sex-Cord Stromal Neoplasia
5.3 Benign and Malignant Granulosa Cell Tumors
5.3.4 Sex-Cord Stromal Tumor, Mixed
5.3.6 Miscellaneous Tumors
27 Oviduct, Uterus, and Vagina
2 Normal Tubular Genital Organs
5 Inflammatory and Vascular Lesions
6 Nonproliferative Lesions
7 Hyperplastic and Neoplastic Lesions
7.2.1 Endometrial Hyperplasia
7.2.2 Endometrial Adenoma and Adenocarcinoma
7.2.3 Miscellaneous Neoplasms
7.2.4 Decidual Reaction (Decidual Alteration, Deciduoma)
7.2.5 Endometrial Stromal Polyp
7.2.6 Endometrial Stromal Sarcoma
7.2.7 Leiomyoma and Leiomyosarcoma
7.2.8 Malignant Schwannoma
7.2.9 Other Mesenchymal Neoplasms
XII. Male Reproductive System
2 Normal Testis and Epididymis
2.2 Postnatal Development
2.3 Anatomy and Histology
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1 Hyperplasia and Adenoma of Interstitial Cells
6.3 Rete Testis Neoplasms
29 Male Accessory Sex Glands
2 Normal Male Sex Glands and Organs
2.2.2 Dorsolateral Prostate
2.2.4 Coagulating Gland (Dorsocranial, Cranial, or Anterior Prostate)
2.2.5 Seminal Vesicle (Vesicular Glands)
2.2.6 Bulbourethral Glands (Cowper’s Glands)
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
1.1.1 Blood and Lymphatic Vessels
2.1 Interventricular Septal Defect
2.2 Hamartomas of Blood Vessels
2.3 Patent Ductus Arteriosus
2.4 Right-Sided Aortic Arch
3.1 Vascular Ectasia/Angiectasis
3.3 Focal Loss of Internal Elastic Lamina
3.4 Intimal Proliferation
3.7 Myocardial Degeneration
3.8 Spontaneous Cardiomyopathy
3.9 Mineralization (Calcification)
3.10 Thrombosis and Aneurysms
5.1 Endocardial Hyperplasia
5.2 Myocardial Hyperplasia
5.3 Proliferation and Hyperplasia of Blood Vessels
7.2 Myocardial Degeneration and Necrosis
7.3 Biomarkers of Cardiotoxicity
7.4 Cardiac Weight Changes, Hypertrophy, and Atrophy
7.5 Submicroscopic (“Occult”) Cardiotoxicity
7.6 Chemically Induced Cardiac Thrombosis
8 Induced Lesions In Blood Vessels
8.2 Immune-Mediated Vasculitis
8.3 Hypertrophy, Hyperplasia, and Fibrosis
8.4 Plexiform Vasculopathy
8.6 Induced Degenerative Changes
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.4 Miscellaneous Neoplasms
3.1 Accessory (Adreno) Cortical Tissue
4.2 Cortical Vacuolation (Fatty Change)
4.7 Diffuse Lipid Depletion
4.8 Extracapsular Cortical Tissue
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.2.3 Benign and Malignant Pheochromocytoma
6.2.4 Complex Pheochromocytoma
6.2.7 Metastatic Neoplasms
8.1.5 Proliferative Lesions
2.4.1 Thyroid Hormones and Follicular Cells
2.4.2 C Cells and Calcitonin
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1 Follicular Epithelium
6.1.1 Follicular Cell Hyperplasia
6.1.2 Follicular Cell Adenoma
6.1.3 Follicular Cell Carcinoma
6.2 C Cells (Parafollicular Cells)
2 Normal Parathyroid Gland
5 Inflammatory and Vascular Lesions
6 Hyperplasia and Neoplastic Lesions
2 Normal Endocrine Pancreas
2.2 Anatomy and Histology
5 Inflammatory and Vascular Lesions
6 Hyperplastic and Neoplastic Lesions
6.1 Islet Cell Hyperplasia
6.2 Islet Cell Regeneration
6.5 Mixed Acinar-Islet Cell Adenoma