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A
Actinic keratosis
Acute appendicitis
Acute lung injury
Adenocarcinoma
Colon and rectum
Cervix
Lung
Prostate
Stomach
Adenocarcinoma in situ (AIS)
– Cervix
Adenoid cystic carcinoma
Anemia
Angiosarcoma
ASC-H
ASC-US
Atrophic endometrium
Atrophy
– Ovary
Atypical carcinoid tumour
– Lungs
Atypical endometrial hyperplasia
Atypical glandular cells
Atypical squamous cells, cannot rule out high grade squamous intraepithelial lesion (ASC-H)
Atypical squamous cells of undetermined significance (ASC-US)
Autoimmune hepatitis
B
Basal cell carcinoma
– Skin
Barrett’s esophagus
– Esophagus
Benign prostatic hyperplasia
(BPH)
– Prostate
Bile duct hamartoma
– Liver
Benign Brenner tumour
– Ovary
Bullous pemphigoid
– Skin
Burkitt lymphoma
C
Carcinosarcoma
– Uterus and endometrium
Celiac disease
– Small bowel
Chemical gastropathy
– Stomach
Chronic colitis
Chronic gastritis
Chronic inactive gastritis
Cholangiocarcinoma
Chordoma
– Bone
Chondroma
– Bone
Chromophobe renal cell carcinoma
– Kidney
Chronic lymphocytic leukemia
Cirrhosis
– Liver
Clear cell carcinoma
Clear cell renal cell carcinoma
– Kidney
Columnar cell change (CCC) and columnar cell hyperplasia (CCH)
– Breast
Collagenous colitis
– Colon
Complex sclerosing lesion
– Breast
Congenital nevus
– Skin
Condyloma acuminatum
– Vulva
Corpus luteum cyst
– Ovary
Cortical inclusion cyst
– Ovary
COVID-19
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Cystic follicle
– Ovary
D
Dedifferentiated liposarcoma
Deep fibromatosis
Dermatofibroma
– Skin
Dermatofibrosarcoma protuberans (DFSP)
– Skin
Diffuse large B-cell lymphoma
Differentiated vulvar intraepithelial neoplasia (dVIN)
– Vulva
Disordered proliferative endometrium
– Uterus and endometrium
Ductal adenocarcinoma
– Pancreas
Ductal carcinoma
– Breast
Ductal carcinoma in situ (DCIS)
– Breast
Dysplastic nevus
– Skin
E
Enchondroma
– Bone
Endocervical adenocarcinoma
– Cervix
Endocervical polyp
– Cervix
Endometrioid adenocarcinoma
– Endometrium
Endometrioid adenocarcinoma
– Ovary
Endometrioid borderline tumour
– Ovary
Endometrial carcinoma, clear cell-type
– Endometrium
Endometrial carcinoma, endometrioid-type
– Endometrium
Endometrial carcinoma, serous-type
– Endometrium
Endometrial hyperplasia without atypia
Endometrial polyp
Endometriosis
Enlarged and hypercellular parathyroid gland
Esophagitis
– Esophagus
Ewing sarcoma
Extramammary Paget disease
– Vulva
F
Flat epithelial atypia (FEA)
– Breast
Fibroadenoma
– Breast
Fibrocystic change
– Breast
Follicular adenoma
– Thyroid
Follicular carcinoma
– Thyroid
Follicular lymphoma
– Lymph nodes
Follicle cyst
– Ovary
G
Gastritis
Gastrointestinal stroma tumour (GIST)
Giant cell tumour of bone
Giant cell tumour of tendon sheath
Glioblastoma
H
Hepatocellular carcinoma (HCC)
– Liver
Hemangioma
– Skin
High grade prostatic intraepithelial neoplasia (PIN)
High grade squamous intraepithelial lesion (HSIL)
Anal canal
Cervix
Vagina
Vulva
High grade serous carcinoma
– Ovary
Hodgkin lymphoma
Hurthle cell adenoma
Hurthle cell carcinoma
Hyperplastic polyp
Colon
Stomach
I
Immature teratoma
– Ovary
Inflammatory polyp
– Stomach
Intrahepatic cholangiocarcinoma
– Liver and bile ducts
Invasive ductal carcinoma
– Breast
Invasive lobular carcinoma
– Breast
K
Kaposi sarcoma
Keratinizing squamous dysplasia
– Oral cavity
L
Large cell carcinoma
– Colon
Leiomyoma (fibroid)
– Uterus and endometrium
Leiomyosarcoma
Lentigo maligna
– Skin
Lichen sclerosus
– Vulva
Lipoma
Liposarcoma
Lobular carcinoma
– Breast
Lobular carcinoma in situ (LCIS)
– Breast
Lobular capillary hemangioma
Low grade appendiceal mucinous neoplasm (LAMN)
– Appendix
Low grade serous carcinoma
– Ovary
Low grade squamous intraepithelial lesion (LSIL)
Lymphocytic colitis
– Colon
M
Malignant peripheral nerve sheath tumour (MPNST)
Mantle cell lymphoma
Mature (cystic) teratoma
– Ovary
Medullary thyroid carcinoma
– Thyroid gland
Melanoma
– Skin
Melanoma in situ
– Skin
Meningioma
– Brain and spinal cord
Merkel cell carcinoma
– Skin
Mesothelioma
– Lungs and pleura
Microscopic colitis
– Colon
Mucinous adenocarcinoma
– Colon
Mucinous borderline tumour
– Ovary
Mucinous carcinoma
– Ovary
Mucinous cystadenoma
– Ovary
Mucinous cystic neoplasm
– Pancreas
Mucoepidermoid carcinoma
Multiple myeloma
Myelodysplastic syndromes
Myxoid liposarcoma
N
Nasopharyngeal carcinoma
– Nasopharynx
Neuroendocrine carcinoma
– Colon
Neuroendocrine tumour
– Colon
Neurofibroma
Nodular fasciitis
Nodular follicular disease
– Thyroid gland
Nodular thyroid hyperplasia
– Thyroid gland
Non-invasive follicular thyroid neoplasm with papillary-like nuclear features (NIFTP)
Non-invasive papillary urothelial carcinoma
– Bladder
Non-keratinizing squamous cell carcinoma
Oropharynx
Nasopharynx
Non-Hodgkin lymphoma
Non-small cell carcinoma
O
Oligodendroglioma
Osteosarcoma
Osteoblastoma
Osteochondroma
Osteoid osteoma
P
Papillary lesion
– Breast
Papillary renal cell carcinoma
– Kidney
Papillary thyroid carcinoma
– Thyroid
Paraganglioma
Parathyroid adenoma
Pheochromocytoma
Peptic duodenitis
– Small bowel
Periovarian adhesions
– Ovary
Pilar cyst
– Skin
Plasma cell neoplasm
Pleomorphic adenoma
– Head and neck
Pleomorphic lipoma
Pneumonia
– Lungs
Poorly differentiated neuroendocrine carcinoma
– Colon
Primary biliary cholangitis
– Liver
Primary sclerosing cholangitis
– Liver
Proliferative endometrium
– Uterus
Prostatic adenocarcinoma
– Prostate
Phyllodes tumour
– Breast
Pyogenic granuloma
R
Radial scar
– Breast
Reactive gastropathy
– Stomach
Renal cell carcinoma
Rhabdomyosarcoma
S
Schneiderian papilloma
– Head and neck
Schwannoma
Sebaceous carcinoma
– Skin
Seborrheic keratosis
– Skin
Secretory endometrium
– Uterus
Seminoma
– Testis
Sessile serrated adenoma
– Colon
Sessile serrated polyp
– Colon
Serous cystadenoma
– Ovary
Serous borderline tumour
– Ovary
Serous carcinoma
Serous tubal intraepithelial carcinoma (STIC)
– Ovary and fallopian tube
Severe keratinizing squamous dysplasia
– Larynx
Sinonasal undifferentiated carcinoma (SNUC)
– Head and neck
Sinonasal papilloma
– Head and neck
Small cell carcinoma
Colon
Lung
Small lymphocytic lymphoma
Solitary fibrous tumour
Spitz nevus
– Skin
Steatosis
– Liver
Steatohepatitis
– Liver
Squamous carcinoma in situ
Oral cavity
Larynx
Squamous cell carcinoma
Anal canal
Cervix
Esophagus
Larynx
Lung
Nasopharynx
Oral cavity
Oropharynx
Skin
Vagina
Vulva
Squamous dysplasia
Squamous papilloma
– Oral cavity
Squamous papilloma
– Esophagus
Superficial fibromatosis
Suspicious for follicular neoplasm
– Thyroid gland
Synovial sarcoma
T
Trichilemmal cyst
– Skin
Tubular adenoma
– Colon
Tubulovillous adenoma
– Colon
Typical carcinoid tumour
– Lungs
U
Undifferentiated pleomorphic sarcoma
Urothelial carcinoma
– Bladder
Usual ductal hyperplasia
– Breast
Usual interstitial pneumonia
– Lung
V
Villous adenoma
– Colon
von Meyenburg complex
W
Well differentiated liposarcoma
Well differentiated neuroendocrine tumour
– Colon
Well differentiated neuroendocrine tumour
– Pancreas
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