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Endocrine pathology

• Thyroid pathology
  • Venous extension of a thyroid follicular carcinoma
  • Cyst of the thyreoglossal tract
  • Thyroid follicular adenoma with papillary epithelial hyperplasia
  • Cyst of the thyreoglossal tract
  • Diffuse large B-cell lymphoma (DLBCL) of the thyroid gland
  • Thyroid follicular lymphoma
  • Thyroid MALT lymphoma with lymphocytic thyroiditis
• Adrenal pathology
  • Small adrenal neuroblastoma (post-chemotherapy)
  • Adrenal intermixed ganglioneuroblastoma
  • Adrenal neuroblastoma (post-chemotherapy)

Renal diseases

Articles

• Néphroblastome - EHB
• Obstructive renal dysplasia
• Obstructive renal dysplasia
• Vascular kidney

Lists of cases

Article

• Hematopathology | Digital slides

Oral pathology

Articles

• Lingual digestive duplication cyst
• Keratocyst of the maxillary in Gorlin syndrome
• Labial mucocele
• Accessory salivary gland in Sjögren syndrome
• Parotidal follicular lymphoma
• Accessory salivary gland in Sjögren syndrome
• Parotidal diffuse large B cell lymphoma and MALT lymphoma
• Pleomorphic adenoma of the parotid gland
• Labial mucocele

• Salivary glands
  • EBV-associated salivary lymphoepithelial carcinoma

Seminars

Article

• Bone-forming tumors

Digestive pathology

Articles

• Normal rectal mucosa (Acetylcholinesterase)
• Diffuse large B cell lymphoma (DLBCL) of duodenal mucosa
• Lymphocytic gastritis
• Lymphocytic colitis
• Intra-epithelial T-cell lymphoma
• Intestinal T-cell lymphoma
• Gastric MALT lymphoma (Fundus)
• Minimal residual disease after treated gastric MALT lymphoma
• Follicular gastritis and active chronic gastritis, non-atrophical, Helicobacter pylori-associated
• Gastric MALT lymphoma
• Residual disease of digestive MALT lymphoma after treatment
• Gastric diffuse large B-cell lymphoma (Gastric DLBCL)
• Colonic MALT lymphoma
• Mesenteric cystic lymphangioma
• Inflammatory pseudopolyps in neurofibromatosis type 1 (NF1)
• Unclassified appendiceal anomaly
• Neonatal ileal stenosis. Omphalocele.
• Ileal intussuspection
• Hirschsprung disease
• Parietal pneumatosis in neonatal necrotic enterocolitis
• Neonatal intestinal perforation
• Normal rectal biopsy (Frozen sections)
• Duodenal lambliasis
• Hirschsprung disease
• Hirschsprung disease
• Acute appendicitis
• Hirschsprung disease

• Rectum
  • Rectal mucosa prolapsus
  • Rectal marginal zone B-cell lymphoma
  • Rectal mucosa
    • Normal rectal mucosa. ACE
    • Normal rectal mucosa. Acetycholinesterase.
    • Rectal Mucosa. Hirschsprung disease
    • Normal rectal mucosa. Acetycholinesterase.
    • Normal rectal mucosa
    • Normal rectal mucosa (Biopsy - Frozen sections)
    • Normal rectal mucosa
• Appendix
  • Normal appendix
  • Granulation tissue after acute appendicitis
  • Normal appendix in a neonate
  • Appendix. Hirschsprung disease.
• Pancreatic pathology
  • Pancreatic solid pseudopapillary tumor
  • Pancreatic solid pseudopapillary tumor
  • Pancreatic solid pseudopapillary tumor
  • Pancreatic solid pseudopapillary tumor in MEN1
  • Pancreatic solid pseudopapillary tumor

Dermatopathology

Articles

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• Small complex vascular malformation
• Diffuse neurofibroma in NF1
• Diffuse neurofibroma in neurofibromatosis type 1
• GLUT1+ Infantile hemangioma
• Annular granuloma or giant cell angiohistiocytoma
• Cutaneous eosinophilic vasculitis in Churg-Strauss disease
• Cutaneous neurocristic hamartoma
• GLUT1+ Infantile hemangioma
• Blue naevus
• Collagen and folliculocystic hamartoma in tuberous sclerosis
• cutaneous dermoid cyst
• Kaposi sarcoma

• Genodermatoses
  • Verruciform epidermodysplasia

Pulmonary diseases

Articles

• Congenital lobar hyperinflation (McLeod syndrome)
• Cystic congenital adenomatoid malformation in extralobar pulmonary sequestration
• Bronchial vascular malformation with cartilaginous anomaly
• Necrotizing pulmonary granulomatosis
• Organizing pneumonia
• Bronchiectasis
• Congenital lobar hyperinflation (McLeod syndrome)
• Foamy macrophages in pulmonary alveoles
• Normal lung
• Cystic congenital adenomatoid malformation in extrapulmonary sequestration
• Tracheal invasive granular cell tumor
• Bronchiectasis in ciliary dyskinesia
• Bronchocele. Bronchiolar dilatations
• Lymphocytic interstitial pneumonia (LIP)
• Pulmonary MALT lymphoma
• Pulmonary plasmocytic MALT lymphoma
• Bronchial atresia. Cystic dilatations. CPAM - CCAM ?
• Pulmonary granulomatosis in chronic granulomatous disease
• Interstitial pneumonia (Unclassified)
• Mediastinal bronchogenic cyst
• Pulmonary lymphangiectasias - Abnormal pulmonary venous connection
• Bronchiectasis
• Alveolar capillary dysplasia
• Lung in Hurler disease
• Niemann-Pick disease type B (NPDB)
• Focal acute alveolitis
• Congenital pulmonary airway malformation type 2
• Alveolar proteinosis
• Infantile chronic pneumonia
• Coronavirus giant cell pneumonia
• Pulmonary nodular lymphoid hyperplasia

• Pulmonary tumors
  • Pulmonary inflammatory pseudotumor - Fibrous type
  • Fetal Pleuropulmonary blastoma type 1
  • Pleuromulmonary blastoma type 2
  • Pleuromulmonary blastoma type 2
  • Pleuropulmonary blastoma type 1
  • Bronchial mucoepidermoid carcinoma
  • Pleuropulmonary blastoma type 1 and type 2
• Pleural tumors
  • Pleural metastasis of an osteosarcoma
• Neonatal pulmonary hypertension
  • Pulmonary hypertension
  • Lung. Neonatal pulmonary hypertension.
  • Alveolar capillary dysplasia
  • Neonatal pulmonary hypertension
  • Pulmonary hypertension. Thromboembolic disease ?
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Infantile pulmonary hypertension
  • Alveolar capillary dysplasia
  • Alveolar capillary dysplasia
  • Neonatal pulmonary hypertension (maternal lupus)
  • Infantile pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension
  • Neonatal pulmonary hypertension

Neuropathology

Articles

• Aspergillus cerebral abcess - Cerebral aspergillosis
• Cerebral granulomatosis in chronic granulomatous disease (CGD)
• Pilocytic astrocytoma
• Brain white matter histiocytic infiltration
• Cerebral arteriovenous malformation

Bone pathology

Articles

• Solid aneurysmal cyst of bone
• Fungal osteitis in chronic granulomatous disease
• Simple cyst of bone
• Fibrocartilaginous dysplasia (fibrous dysplasia with chondroid differentiation)
• Aneurysmal bone cyst
• Fibrous dysplasia of bones

• Bone tumors
  • Osteoid osteoma
  • Osteochondroma
  • Chondroblastoma
  • Post-traumatic fibrocartilage callus
  • Bone-forming Ewing sarcoma
  • Enchondroma in Ollier disease
  • Ewing sarcoma
  • Chondroblastoma with secondary aneurysmal cyst of bone
  • Osteoblastic osteosarcoma
  • Osteoblastic osteosarcoma (post-chemotherapy)
  • Ewing sarcoma
  • Osteoblastic osteosarcoma
  • Epithelioid hemangioma of bone
  • Giant cell-rich osteoblastic osteosarcoma
  • Osteoblastoma
  • Osteoblastic osteosarcoma
  • Osteoblastic osteosarcoma
  • Chondroblastic osteosarcoma of the calcaneum
  • Aneurysmal cyst of bones
  • Enchondroma
  • Peripheral giant cell reparative granuloma of the second metacarpal
  • Enchondroma
  • Ossifying fibroma (Osteofibrous dysplasia)
  • Chondroblastoma

Soft tissue pathology

Articles

• Intramuscular capillary and venular vascular malformation
• Palpebral plexiform neurofibroma in NF1
• Abdominal rhabdomyosarcoma
• Trisomy 8-associated undifferentiated fibrosarcoma
• Post-chemotherapy neuroblastic tumor
• Alveolar rhabdomyosarcoma
• Desmoid fibromatosis
• Clear cell sarcoma of soft parts
• Post-chemotherapy synovial sarcoma
• Alveolar rhabdomyosarcoma, solid variant
• Giant cell tumor of tendon sheath (nodular tenosynovitis)
• Intermixed ganglioneuroblastoma
• Botryoid embryonal rhabdomyosarcoma
• Juxtarenal paraganglioma
• Embryonal rhabdomyosarcoma
• Nodular fasciitis
• Clear cell sarcoma of soft tissue
• Infantile myofibroma
• Giant cell tumor of tendinous sheath. Nodular tenosynovitis
• Epithelioid sarcoma of soft tissue
• Fibrolipoma of the knee
• Giant cell tendon sheath tumor (nodular tenosynovitis)
• Fibrous hamartoma of infancy
• Giant cell fibroblastoma

Liver pathology

Articles

• Lipofuscin + macrophages in portal spaces
• Cirrhosis in protracted exclusive parenteral nutrition
• Parenteral nutrition. Cirrhosis
• Glycogen storage disease type 4
• Parenteral nutrition. Liver biopsy
• Neonatal hemochromatosis. Perinatal leucemoid reaction.
• Cirrhosis of a liver transplant. Hepatocytic rejection
• Cirrhosis in pulmonary alveolar proteinosis
• Cirrhosis in propionic acidemia
• Liver in Glycogen storage disease type 3 (GSD3)
• Cirrhosis in alveolar lipoproteinosis
• Hepatocellular carcinoma, well-differentiated, grade 2
• Liver in portal cavernoma
• Liver in Simpson-Golabi-Behmel syndrome
• Hepatocellular carcinoma in Alagille disease
• Neonatal hepatitis (Etiology unknown)
• Giant cell transformation of hepatocytes
• Granulomatous hepatitis

Genital system

Article

• Mixed gonadal dysgenesis

• Female genital pathology
  • para-ovarian Leydig cell tumor in 11beta-hydroxylase deficiency
  • Ovarian immaturity - Follicular maturation arrest
  • Ovarian mucinous cystadenoma
  • Ovaries
    • Necrotic ovarian cyst. Necrotic mature teratoma ?
• Male genital pathology
  • Gonadoblastoma. 46,XY gonadal dysgenesis.
  • Gonadoblastoma
  • Testicular pathology
    • intrascrotal calcification
    • Leydig cell tumor of the testis

Cardiovascular pathology

Article

• Normal myocardium

• Heart pathology
  • C4d in slight acute rejection of heart transplant
  • Normal endomyocardial biopsy. C4d
  • Heart transplant: Acute rejection grade 1
  • Myocardial infarction
  • Fibroelastosis of the endocard
• Aorta
  • Normal aortic wall
  • Normal aortic wall
  • Normal aortic wall
  • Aortic intimal fibrosis
  • Aorta

Joint pathology

Article

• Acute synovitis

• Synovial pathology
  • Chronic synovitis
  • Acute and chronic synovitis
  • Chronic synovitis - Hemarthrosis
  • Normal synovium

Breast pathology

Articles

• Bilateral gynecomasty
• Mammary MALT lymphoma
• Mammary diffuse large B cell lymphoma (Mammary DLBCL)
• Gynecomasty
• Normal mammary gland

Uropathology

• Renal tumors
  • Cystic nephroma
  • Bellini type renal cell carcinoma
  • Stromal predominant Wilms tumor
  • Post-chemotherapy Wilms tumor in Beckwith-Wiedemann syndrome
  • Clear cell sarcoma of the kidney (CCSK)
  • Regressive Wilms tumor (post-chemotherapy)
  • Wilms tumor (Nephroblastoma)
  • TFE3-associated renal cell carcinoma
• Bladder
  • Cystic islet of von Brunn
  • Vesical polyp

Hematopathology

Articles

• Systemic non-Langerhans cell histiocytosis
• Progressive transformation of germinal centers
• Sclerosing diffuse large B cell lymphoma of the mediastinum
• Chronic lymphocytic leukemia in bone marrow
• Diffuse large B-cell lymphoma of the tonsil (DLBCL of the tonsil)
• EBV-associated nasal T/NK lymphoma
• EBV-associated infectious mononucleosis
• Diffuse large B-cell lymphoma of the tonsil
• Mediastinal-pulmonary diffuse large B-cell lymphoma (DLBCL), EBV-associated
• Mantle cell lymphoma of the ocular conjunctiva
• Follicular lymphoma
• Chronic lymphocytic leukemia
• Mantle cell lymphoma
• Hyperplasia of the erythroid lineage. Reactional aspect
• Follicular lymphoma
• Classic Hodgkin lymphoma
• EBV-associated infectious mononucleosis
• Localized Castleman disease
• Burkitt lymphoma
• ALK+ anaplastic lymphoma
• EBV-associated PTLD
• Classic Hodgkin lymphoma
• T-cell lymphoblastic lymphoma
• EBV-associated T-cell lymphoproliferative syndrome of childhood
• ALK- anaplastic large cell lymphoma of bone

• Nodal pathology
  • Nodal metastasis of a TFE3+ juvenile renal cell carcinoma
  • Chronic lymphocytic lymphoma-like follicular lymphoma
  • Nodal mantle cell B-cell lymphoma
  • Nodular lymphocyte predominant Hodgkin lymphoma
  • classical Hodgkin lymphoma, scleronodular type
  • Pseudonodular lymphocytic lymphoma (chronic lymphocytic leukemia)
  • Chronic lymphocytic leukemia
  • Mantle cell lymphoma
  • T-cell lymphoblastic lymphoma
  • Richter syndrome. Activation of a chronic lymphocytic leukemia.
  • Burkitt lymphoma
  • ALK+ Large cell anaplastic lymphoma of the lymph node
  • T-cell rich diffuse large B cell lymphoma (T-cell rich DLBCL)
  • Kikuchi necrotizing adenitis
  • Nodal Langerhans histiocytosis with tuberculoid granulomatous pattern
  • Classic Hodgkin lymphoma, mixed cellularity
  • ALK- anaplastic large cell lymphoma
  • Plasmocytic Castleman disease (associated to Kaposi sarcoma)
  • Nodal plasmocytoma
  • Nodal EBV-associated infectious mononucleosis
  • HIV-associated nodal follicular hyperplasia
  • Follicular lymphoma grade 1 in lymph node
  • Nodal localization of a MALT lymphoma
  • Nodal toxoplasmosis
  • Small B cell lymphoma. Non otherwise specified - NOS
  • Nodal cat scratch disease
  • Mixed cellularity, classic Hodgkin lymphoma
  • Rheumatoid adenitis
  • Rosaï-Dorfman disease
  • Dermatopathic adenopathy
  • Progressive transformation of germinal centers
  • Mycobacterial adenitis
• Splenic pathology
  • Normal spleen (Idiopathic thrombopenic purpura)
  • Normal spleen
• Bone marrow pathology
  • Dysmegacaryopoiesis without myelofibrosis
  • T-cell rich B-cell lymphoma in bone marrow
  • Primary myelofibrosis
  • Atypical myeloma cells in bone marrow
  • Hairy cell leukemia
  • Follicular lymphoma in bone marrow
  • Lymphoplasmocytic lymphoma in bone marrow
  • CD5+ small cell lymphoma in bone marrow
  • Acute leukemia after essential thrombocytosis
  • Bone marrow localization of a prostate adenocarcinoma. Metastasis

Miscellaneous

Articles

• Bone tumor of the fibula
• Teratomas

By regions

Articles

• Caudal pilonidal sinus with nervous tissue
• GLUT1+ Infantile hemangioma in caudal appendice
• Cervical branchial fistula

• Head
  • Undifferentiated carcinoma of the nasopharynx (Epstein-Barr virus associated)
  • Botryoid embryonal rhabdomyosarcoma of the nasopharynx
  • Orbital Langerhans histiocytosis
  • Burkitt lymphoma of the nasopharynx
• Cervical region
  • Medial cervical digestive duplication cyst associated with mandibular anomalies

Splenic pathology

Articles

• Marginal zone B-cell lymphoma of the spleen
• Normal spleen

Pediatric Diseases

Articles

• Pulmonary artery agenesis. Chondral Hamartoma
• Cirrhosis and alveolar lipoproteinosis
• Neonatal spontaneous ileal perforation
• Focal form of congenital hyperinsulinism
• Focal form of congenital hyperinsulinism
• Unclassified amylopectinosis (Case 2)
• Giant cell transformation of hepatocytes - Cholestatic cirrhosis
• Unclassified amylopectinosis - Case 1
• Glomerular agenesis in fetal kidney (Aglomerulogenesis)
• Multiple intestinal atresia syndrome
• Duodenal lambliasis (Duodenal giardiasis)
• Ileocecal intussusception
• Foamy macrophages in portal spaces - Chronic granulomatous disease (CGD)
• Cutis laxa
• Compound odontoma
• Cervical branchial fistula
• Sternal cleft
• Wolffian cyst (mesonephric cyst)
• Chronic infantile pneumonia
• Cystic vascular malformation
• Autosomal dominant polykystic kidney disease

• Malformatives diseases
  • Adrenal epithelial cyst
  • Digestive duplication cyst
  • Cervical branchial fistula
  • Splenotesticular fusion
  • Disorders of sexual differentiation (DSDs)
    • Pure gonadal dysgenesis. Streak gonad. 46,XY
    • DSD - Disorder of sexual development
    • Gonadal dysgenesis - Endocrine structures
    • DSD. Disorder of sexual differentiation.
    • Disorder of sexual differentiation (DSD)
    • Mosaicism 46,XY/45,X0 - Mixed gonadal dysgenesis
    • XY gonadal dysgenesis
    • Mosaicism 46,XY-45,X0
    • Disorder of sexual differentiation (DSD)
    • Disorder of sexual differentiation (DSD)
    • Mixed gonadal dysgenesis
    • Androgen insentivity
    • Disorder of sexual development (DSD)
    • Disorder of sexual development (DSD)
    • Disorder of sexual differentiation (DSD)
    • 46,XX with male phenotype. Testis
    • 46,XY gonadal dysgenesis
• Perinatal pathology
  • Hepatic ischemia - prematurity

Systemic pathology

• Infectious pathology
  • Nodal cryptococcosis - Cryptococcus neoformans
• Metabolic diseases
  • Niemann-Pick disease type B (NPDB)
  • Glycogen storage disease type 3 (GSD3)
  • Glycogenosis type 3

General pathology

Articles

• Systemic granulomatosis (unclassified)
• Suppurative granulomatous inflammation
• Suppurative granulomatous inflammation
• Suppurative granulomatous inflammation
• Pulmonary metastasis of an osteosarcoma
• Salivary amyloidosis
• Granulation tissue
• Acute appendicitis
• Granulation tissue

Muscular pathology

Articles

• Intramuscular capillary and venular malformation
• Normal muscle (orcein stain)

Pediatric tumors

Articles

• desmine
• Intermixed ganglioneuroblastoma
• Embryonal rhabdomyosarcoma (Maxillary)
• Intermixed ganglioneuroblastoma
• Post-chemotherapy adrenal neuroblastoma
• Post-chemotherapy osteosarcoma
• Post-chemotherapy Ewing sarcoma
• Thyroid C cell hyperplasia in MEN2a
• Fibrous hamartoma of infancy
• Ewing sarcoma
• GLUT1+ infantile hemangioma
• Plexiform neurofibroma in NF1
• Granular cell tumor of the breast
• Pancreatic solid pseudopapillary tumor
• Pancreatic solid pseudopapillary tumor
• Fibrous hamartoma of infancy
• Cardiac rhabdomyoma
• Gingival granular cell tumor (Neonatal epulis)
• Maturing ganglioneuroma
• Mature ganglioneuroma
• Atypical neurofibroma in neurofibromatosis type 1
• Compound odontoma
• Cardiac rhabdomyoma
• Ovarian juvenile granulosa cell tumor
• Oxyphilic Sertoli cell tumor
• Sclerosing epithelioid fibrosarcoma
• Fusiform cell undifferentiated sarcoma with trisomy 8
• Nodular ganglioneuroblastoma
• Fibrous hamartoma of infancy
• Fusiform cell undifferentiated sarcoma
• Ovarian juvenile granulosa cell tumor

Histology (Normal tissues)

Article

• Myocardium