Table of Contents:

SKIN
Neoplasm, Benign; Melanocytic Nevus; Spitz Nevus; Blue Nevus; Epidermal Nevus; Verruca Vulgaris; Epidermodysplasia Verruciformis; Trichoepithelioma; Organoid Nevus; Trichilemmoma; Pilomatricoma; Syringoma; Langerhans Cell Histiocytosis; Pyogenic Granuloma; Neoplasm, Borderline; Dysplastic Nevus; Neoplasm, Malignant Primary; Malignant Melanoma

SOFT TISSUE
Neoplasm, Benign; Hemangioma of Infancy; Congenital Hemangioma; Tufted Angioma; Infantile Hemangiopericytoma; Myopericytoma; Glomus Tumor; Spindle Cell Hemangioma; Fibrolipomatous Hamartoma of Nerve; Heterotopic Neuroglial Tissue; Neurofibroma; Schwannoma; Neurothekeoma; Melanotic Neuroectodermal Tumor of Infancy; Nodular Fasciitis; Proliferative ; sciitis/Myositis; Myositis Ossificans; Fibrodysplasia Ossificans Progressiva; Fibrous Umbilical Polyp; Gardner Fibroma; Fibrous ; Hamartoma of Infancy; Inclusion Body Fibromatosis; Fibromatosis Colli; Desmoid Fibromatosis; Calcifying Aponeurotic Fibroma; Inflammatory Myofibroblastic Tumor; Infantile/Juvenile Hyaline Fibromatosis; Calcifying Fibrous Tumor; Fibrous Histiocytoma; Juvenile Xanthogranuloma: Giant Cell Fibroblastoma/Dermatofibrosarcoma Protuberans; Rhabdomyomatous Mesenchymal ; martoma; Fetal Rhabdomyoma; Diffuse Lipomatosis; Lipoblastoma; Omental Mesenteric Hamartoma; Pigmented Villonodular Tenosynovitis; Infantile Fibromatosis; Myofibroma and Myofibromatosis; Neoplasm, Borderline; Kaposiform; Hemangioendothelioma; Neoplasm, Malignant Primary; Desmoplastic Small Round Cell Tumor; Rhabdomyosarcoma; Malignant Peripheral Nerve Sheath Tumor; Infantile Fibrosarcoma; Synovial Sarcoma; Undifferentiated Round Cell Tumor With CIC DUX4;
Alveolar Soft Part Sarcoma; Clear Cell Sarcoma (Melanoma of Soft Parts)

JOINT
Neoplasm, Benign; Synovial Lipomatosis (Hoffa Disease); Osteochondritis Dissecans

BONE
Neoplasm, Benign;Osteochondroma; Enchondroma; Chondroblastoma; Chondromyxoid F; ibromaOsteoid Osteoma; Osteoblastoma; Osteoma; Giant Cell Tumor; Adamantinoma; Aneurysmal Bone Cyst; Simple Bone Cyst; Nonossifying Fibroma; Fibrous Dysplasia; Osteofibrous Dysplasia; Neoplasm, Malignant Primary; Chordoma; Chondrosarcoma; Ewing Sarcoma; Osteosarcoma

BREAST

Neoplasm, Benign; Juvenile Hypertrophy; Pseudoangiomatous Stromal Hyperplasia; Gynecomastia; Juvenile Fibroadenoma; Fibroadenoma; Fibrocystic Change; Juvenile Papillomatosis; Tubular Adenoma; Neoplasm, Borderline; Phyllodes Tumor; Neoplasm, Malignant Primary; Secretory Carcinoma

CENTRAL NERVOUS SYSTEM
Neoplasm, Benign; Ganglion Cell Tumors; Subependymal Giant Cell Tumor; Craniopharyngioma; Meningioangiomatosis; Neoplasm, Malignant Primary; Choroid Plexus Tumors; Pineal Parenchymal Tumors; Pilocytic Astrocytoma; Pleomorphic Xanthoastrocytoma; Oligodendroglioma; Ependymoma; Ependymoblastoma; Astroblastoma; Diffuse Astrocytoma (Low Grade);
Anaplastic Astrocytoma; Glioblastoma; Medulloepithelioma; Medulloblastoma; Central Nervous System Embryonal Tumors;
Atypical Teratoid/Rhabdoid Tumor

ENDOCRINE
Neoplasm, Benign; Ganglioneuroma; Adrenal Cortical Adenoma; Follicular Adenoma; Neoplasm, Malignant Primary; Neuroblastoma and Ganglioneuroblastoma; Adrenal Cortical Carcinoma; Papillary Thyroid Carcinoma; Follicular Carcinoma;
Medullary Thyroid Carcinoma

HEAD AND NECK
Neoplasm, Benign; Salivary Gland Anlage Tumor; Sialoblastoma; Pleomorphic Adenoma; Neoplasm, Malignant Primary;
Mucoepidermoid Carcinoma; Retinoblastoma

RESPIRATORY
Neoplasm, Benign; Laryngotracheal Papillomatosis; Neoplasm, Malignant Primary; Pleuropulmonary Blastoma

MEDIASTINUM
Neoplasm, Malignant Primary; Thymoma

CARDIOVASCULAR
Neoplasm, Benign; Cystic Teratoma of the Heart; Rhabdomyoma; Fibroma; Histiocytoid Cardiomyopathy

ALIMENTARY CANAL
Neoplasm, Benign; Gingival Granular Cell Tumor of the Newborn; Juvenile Polyps; Familial Adenomatous Polyposis; Peutz-Jeghers Polyps; Inflammatory Polyps; Cronkite-Canada Syndrome; Neuroendocrine Tumors; Neoplasm, Malignant Primary; Gastrointestinal Stromal Tumor

LIVER/PANCREAS
Neoplasm, Benign; Hepatic Vascular Malformations; Mesenchymal Hamartoma; epatic Hemangiomas; Focal Nodular Hyperplasia;
Nodular Regenerative Hyperplasia; Hepatic Adenoma; Nesidioblastosis; Islet Cell Adenoma; Neoplasm, Malignant Primary;
Hepatocellular Carcinoma; Pancreatoblastoma; Solid Pseudopapillary Tumor; Hepatoblastoma

GENITOURINARY

Neoplasm, Benign; Mesoblastic Nephroma; Ossifying Renal Tumor of Infancy; Nephrogenic Rest and Nephroblastomatosis;
Thecoma-Fibroma; Neoplasm, Malignant Primary; Rhabdoid Tumor; Clear Cell Sarcoma; Wilms Tumor; Renal Medullary Carcinoma;

MiTF/TFE Family Translocation-Associated Carcinoma
Dysgerminoma; Yolk Sac Tumor; Teratomas; Juvenile Granulosa Cell Tumor; Sertoli-Leydig Cell Tumors; Gonadoblastoma

DICER1-Renal Sarcoma

HEMATOPOIETIC
Neoplasm, Borderline; Hemophagocytic Syndrome; Neoplasm, Malignant Primary; Overview of Lymphoproliferative Disorders Associated With PID; Autoimmune Lymphoproliferative Syndrome; Posttransplant Lymphoproliferative Disorders; Pediatric-Type Follicular Lymphoma; Diffuse Large B-Cell Lymphoma; Primary Mediastinal (Thymic) Large B-Cell Lymphoma; Burkitt Lymphoma; B-Lymphoblastic Leukemia/Lymphoma; T-Lymphoblastic Leukemia/Lymphoma; Anaplastic Large Cell Lymphoma, ALK(+); Acute Myeloid Leukemia; Myeloid Sarcoma; Myeloid Proliferations Related to Down Syndrome; Juvenile Myelomonocytic Leukemia; Myeloid Neoplasms With Germline Predisposition; Mastocytosis; Childhood Myelodysplastic Syndrome; Nodular Lymphocyte-Predominant Hodgkin Lymphoma; Classic Hodgkin Lymphoma