Spot diagnoses

Spot diagnoses are diagnoses one can make on the spot. They are ideal for bell-ringer type exams.

Diagnosis	Site
Pingueculum	Eye
Pterygium	Eye
Ameloblastoma	Head and neck pathology
Inverted papilloma	Head and neck pathology
Papilloma	Head and neck pathology
Nasopharyngeal angiofibroma	Head and neck pathology
Sinonasal papilloma	Head and neck pathology
Branchial cleft cyst	Head and neck pathology
Granular cell tumour	Head and neck pathology
Kelloid	Head and neck pathology
Paraganglioma	Head and neck pathology
Amyloid	Head and neck pathology
Mucormycosis	Head and neck pathology
Fibrous dysplasia	Head and neck pathology
Rhabdomyoma	Head and neck pathology
Acinic cell carcinoma	Salivary gland
Adenoid cystic carcinoma	Salivary gland
Lymphoeithelial lesion	Salivary gland
Carcinoma ex pleomorphic adenoma	Salivary gland
Mucoepidermoid carcinoma	Salivary gland
Pleomorphic adenoma	Salivary gland
Warthin tumour	Salivary gland
De-Quervain's thyroididtis	Thyroid gland
Follicular adenoma	Thyroid gland
Follicular carinoma	Thyroid gland
Granulomatou thyroiditis	Thyroid gland
Hasihomoto thryoiditis	Thyroid gland
Hurthle cell adenoma	Thyroid gland
Thyroid medullary carcinoma	Thyroid gland
Nodular hyperplasia	Thyroid gland
Papillary thyroid carcinoma	Thyroid gland
Papillary thryoid carcinoma follicular variant	Thyroid gland
Papillary thryoid carcinoma tall cell variant	Thyroid gland
Papillary thryoid carcinoma columnar cell variant	Thyroid gland
Papillary thryoid carcinoma cribriform morular variant	Thyroid gland
Parathryoid adenoma	Parathryoid gland
Thymoma	Thymus
Adrenal adenoma	Adrenal gland
Adrenal cortical carcinoma	Adrenal gland
Adrenal with cytomegaly	Adrenal gland
Pheochromocytoma	Adrenal gland
Myelolipoma	Adrenal gland
Adenoid cystic carcinoma	Mediastinum/Chest
Thymic carcinoma	Mediastinum/Chest
Small cell carcinoma	Mediastinum/Chest
Nodular sclerosing Hodgkin lymphoma	Mediastinum/Chest
Plasma cell granuloma	Lungs
Eosinophilic granuloma of the lung	Lungs
Silicone granuloma	Lungs
Sarcoidosis	Lungs
Wegener granulomatosis	Lungs
Furruginous body	Lungs
Adenocarcinoma of the lung	Lungs
Diffuse alveolar damage	Lungs
Aspergillosis	Lungs
Pneumocystis pneumonia	Lungs
Aspiration pneumonia	Lungs
Atypical carcinoid	Lungs
Organizing pneumonia	Lungs
Bronchoalveolar carcinoma	Lungs
Small cell carcinoma	Lungs
Carcinoid tumour	Lungs
Carcinoid tumorlet	Lungs
Centrilobular emphysema	Lungs
CMV pneumonia	Lungs
Coal worker lung	Lungs
CPAM	Lungs
Pulmonary hamartoma	Lungs
Hyaline membrane disease	Lungs
Lobar pneumonia	Lungs
Lung tumourlet	Lungs
Mesothelioma	Lungs
Solitary fibrous tumour	Lungs
Acute pyelonephritis	Kidney
Chronic pyelonephritis	Kidney
Xanthogranulomatous pyelonephritis	Kidney
Cresentic glomerulonephritis	Kidney
Diabetic nephropathy	Kidney
Hypertensive kidney	Kidney
Membranous glomerulonephritis	Kidney
Myeloma of kidney	Kidney
Angiomyolipoma	Kidney
Chromophobe renal cell carcinoma	Kidney
Mesonephric adenoma	Kidney
Renal oncocytoma	Kidney
Papillary renal cell carcinoma	Kidney
Sarcomatoid renal cell carcinoma	Kidney
Urthothelial carcinoma	Kidney
Clear cell renal cell carcinoma	Kidney
Basal cell hyperplasia	Bladder and urinary tract
Benign prostatic hyperplasia	Bladder and urinary tract
Bladder infarct	Bladder and urinary tract
Urethral caruncle	Bladder and urinary tract
cystitis cystic et glandularis	Bladder and urinary tract
Granulomatous orchitis	Bladder and urinary tract
Granulomatous prostatitis	Bladder and urinary tract
Prostatic infarction	Bladder and urinary tract
Inverted papilloma of the bladder	Bladder and urinary tract
Malakoplakia	Bladder and urinary tract
Mixed germ cell tumour	Bladder and urinary tract
Prostatic adenocarcinoma	Bladder and urinary tract
Rhabdomyosarcoma of the bladder	Bladder and urinary tract
Urinary bladder squamous cell carcinoma	Bladder and urinary tract
Schistosomasis	Bladder and urinary tract
Seminoma	Bladder and urinary tract
Testicular atrophy	Bladder and urinary tract
Sperm granuloma	Bladder and urinary tract
Spermatocytic seminoma	Bladder and urinary tract
Teratoma of testis	Bladder and urinary tract
Urothelial carcinoma in situ	Bladder and urinary tract
Vasitis nodosa	Bladder and urinary tract
Adenomatoid tumour	Bladder and urinary tract
Lipoma of the spermatic cord	Bladder and urinary tract
Balanitis xerotica obliterans	Bladder and urinary tract
Basal cell carcinoma	Dermatopathology
Acute eczematous dermatitis	Dermatopathology
Basal cell carcinoma sclerosing variant	Dermatopathology
Trichofolliculoma	Dermatopathology
Blue nevus	Dermatopathology
Bowen disease	Dermatopathology
Verruca vulgaris	Dermatopathology
Chondroid syringoma	Dermatopathology
Compound nevus	Dermatopathology
Congenital nevus	Dermatopathology
Dysplastic nevus	Dermatopathology
Spitz nevus	Dermatopathology
Cylindroma	Dermatopathology
Nodular hidradenoma	Dermatopathology
Dermatitis herpetiformis	Dermatopathology
Dermatofibroma	Dermatopathology
Epidermal inclusion cyst	Dermatopathology
Extramammary Paget disease	Dermatopathology
Metastatic signet ring cell carcinoma	Dermatopathology
Glomus tumour	Dermatopathology
Granuloma annulare	Dermatopathology
Hemangioma	Dermatopathology
Invasive squamous cell carcinoma	Dermatopathology
Verrucous carcinoma	Dermatopathology
Kaposi sarcoma	Dermatopathology
Lentigo maligna	Dermatopathology
Lichen planus	Dermatopathology
Lichen sclerosus	Dermatopathology
Mastocytosis	Dermatopathology
Melanoma	Dermatopathology
Merkel cell carcinoma	Dermatopathology
Mycosis fungoides	Dermatopathology
Neurofibroma	Dermatopathology
Neurothekioma	Dermatopathology
Nevus sebaceous	Dermatopathology
Pemphigoid	Dermatopathology
Pemphigus follaceous	Dermatopathology
Pigmented spindel cell nevus of Reed	Dermatopathology
Pilar cyst	Dermatopathology
Pilomatricoma	Dermatopathology
Psoriasis	Dermatopathology
Leukocytoclastic vasculitis	Dermatopathology
Acute appendicitis	Gastrointestinal pathology
Adenocarcinoma in a villous adenoma	Gastrointestinal pathology
Adenocarcinoma of the GE junction	Gastrointestinal pathology
Colorectal adenocarcinoma	Gastrointestinal pathology
Amebiasis	Gastrointestinal pathology
Barrett esophagus with low grade dysplasia	Gastrointestinal pathology
Carcinoid tumour	Gastrointestinal pathology
Celiac disease	Gastrointestinal pathology
Chronic active gastritis with Helicobacter pylori	Gastrointestinal pathology
Collitis cystica profunda	Gastrointestinal pathology
Collagenous collitis	Gastrointestinal pathology
Cryptosporidium	Gastrointestinal pathology
Diverticulitis	Gastrointestinal pathology
Enterobius vermicularis – appendix	Gastrointestinal pathology
Fundic gland polyp	Gastrointestinal pathology
Gastric adenocarcinoma	Gastrointestinal pathology
Gastirc xanthoma	Gastrointestinal pathology
Gardiasis	Gastrointestinal pathology
Gastrointestinal stromal tumour	Gastrointestinal pathology
Hamartomaouts polyp	Gastrointestinal pathology
Herpes esohagitis	Gastrointestinal pathology
Hyperplastic polyp	Gastrointestinal pathology
Infalmmatory pseudopolyp	Gastrointestinal pathology
Intestinal metaplasia with dysplasia	Gastrointestinal pathology
Intestinal spirochetosis	Gastrointestinal pathology
Ischemic colitis	Gastrointestinal pathology
Juvenile polyp	Gastrointestinal pathology
Peutz-Jeghers polyp	Gastrointestinal pathology
Leiomyoblastoma of stomach	Gastrointestinal pathology
Leiomyoma of colon	Gastrointestinal pathology
Leiomyoma of esophgus	Gastrointestinal pathology
Meckel diverticulum	Gastrointestinal pathology
Melanosis coli	Gastrointestinal pathology
Necrotizing enteritis	Gastrointestinal pathology
Penumatosis ntestinalis	Gastrointestinal pathology
Pseudomembranous colitis	Gastrointestinal pathology
Reactive gastrophaty	Gastrointestinal pathology
Serrated adenoma	Gastrointestinal pathology
Signet ring cell carcinoma	Gastrointestinal pathology
Small bowel atresia	Gastrointestinal pathology
Small bowel MAI	Gastrointestinal pathology
Small cell carcinoma	Gastrointestinal pathology
Solitary rectal ulcer	Gastrointestinal pathology
Strongyloides appendix	Gastrointestinal pathology
Acute suppurative appendicitis with periappendicitis	Gastrointestinal pathology
Tubulovillous adenoma	Gastrointestinal pathology
Ulcerative colitis	Gastrointestinal pathology
Crohn's disease	Gastrointestinal pathology
Whipple disease	Gastrointestinal pathology
Small bowel neuroendocrine carcinoma	Gastrointestinal pathology
Inflammatory fibroid polyp	Gastrointestinal pathology
Adenomyoma of gallbladder	Liver pathology
Cholangiocarcinoma	Liver pathology
Gallbladder adenocarcinoma	Liver pathology
Cholesterolosis	Liver pathology
Chronic cholecystitis	Liver pathology
Alcoholic steatohepatitis	Liver pathology
Bile duct atresia	Liver pathology
Intrahepatic biliary atresia	Liver pathology
Cholestatic hepatitis	Liver pathology
Primary biliary cirrhosis	Liver pathology
Cirrhosis	Liver pathology
Micronodular cirrhosis with fatty changes	Liver pathology
Fibrolamellar hepatocellular carcinoma	Liver pathology
Hepatocellular carcinoma	Liver pathology
Hepatic adenoma	Liver pathology
Metastatic adenocarcinoma	Liver pathology
Focal nodular hyperplasia	Liver pathology
Fulminant hepatic necrosis	Liver pathology
Hemochromatosis	Liver pathology
Hepatoblastoma	Liver pathology
Hydatid cyst of liver	Liver pathology
Liver peliosis	Liver pathology
Viral hepatitis	Liver pathology
Giant cell hepatisi	Liver pathology
Alpha 1-antitrypsini deficiency	Liver pathology
Amyloidosis of the liver	Liver pathology
Hemangioma of the liver	Liver pathology
Hemangioendothelioma of the liver	Liver pathology
Islet cell tumour	Pancreas
Mucinous cystadenoma of the pancreas	Pancreas
Serous cystadenoma	Pancreas
Serous microcystic adenoma of the pancreas	Pancreas
Invasive ductal carcinoma of the pancreas	Pancreas
Solid pseudopapillary tumour	Pancreas
Ganglioneuroblastoma	Pediatric pathology
Ganglioneuroma	Pediatric pathology
Neuroblastoma – adrenal	Pediatric pathology
Wilms tumour	Pediatric pathology
Hepatoblastoma	Pediatric pathology
Medulloblastoma	Pediatric pathology
Meconium ileus	Pediatric pathology
Necrotizing enteritis	Pediatric pathology
Alveolar rhabdomyosarcoma	Pediatric pathology
Embryonal rhabdomyosarcoma	Pediatric pathology
Sarcoma Boitryoides	Pediatric pathology
Infantile capillary hemangioma	Pediatric pathology
Choriocarcinoma	Gynecologic pathology
Lowgrade intraepithelial lesion	Gynecologic pathology
Adenocarcinoma in situ of the cervix	Gynecologic pathology
Arias-Stella reaction	Gynecologic pathology
Atypical polypoid adenomyoma	Gynecologic pathology
Ovarian borderline serous tumour	Gynecologic pathology
Brenner tumour	Gynecologic pathology
Condyloma acuminatum	Gynecologic pathology
Carcinoma in situ of the cervix	Gynecologic pathology
Clear cell carcinoma of the cervix	Gynecologic pathology
Complete hydatidiform mole	Gynecologic pathology
Partial hydatidiform mole	Gynecologic pathology
Condyloma of the cervix	Gynecologic pathology
Dysgerminoma	Gynecologic pathology
Decidualized endometrium and chorionic villi	Gynecologic pathology
Endometroid endometrial adenocarcinoma	Gynecologic pathology
Endometrial clear cell carcinoma	Gynecologic pathology
Endometriosis	Gynecologic pathology
Cystic endosalpingiosis	Gynecologic pathology
Giant cell endometritis	Gynecologic pathology
Granulosa cell tumour	Gynecologic pathology
Immature teratoma	Gynecologic pathology
Strumal carcinoid	Gynecologic pathology
Uterine leiomyoma	Gynecologic pathology
Uterine leiomyosarcoma	Gynecologic pathology
Lowgrade endometrial stromal sarcoma	Gynecologic pathology
Menstrual endometrium	Gynecologic pathology
Carcinosarcoma of the uterus	Gynecologic pathology
Adenomatoid tumour of the uterus	Gynecologic pathology
Mucinous cystadenoma of the ovary	Gynecologic pathology
Mucinous-seromucinous low malignant potential tumour of the ovary	Gynecologic pathology
Ovarian fibroma	Gynecologic pathology
Peritoneal inclusion cyst	Gynecologic pathology
Placental trophoblastic tumour	Gynecologic pathology
Proliferative type endometrium	Gynecologic pathology
Ruptured tubal pregnancy	Gynecologic pathology
Salpingitis isthmica nodosa	Gynecologic pathology
Vulvar squamous cell carcinoma	Gynecologic pathology
Secretory endometrium	Gynecologic pathology
Serous carcinoma of the endometrium	Gynecologic pathology
Serous cystadenoma of the ovary	Gynecologic pathology
Serous LMP tumour	Gynecologic pathology
Sertoli cell tumour	Gynecologic pathology
Sertoli-Leydig tumour	Gynecologic pathology
Simple hyperplasia of the endometrium	Gynecologic pathology
Squamous cell carcinoma with adenocarcinoma in situ of the cervix	Gynecologic pathology
Suppurative cervitis with decidualization	Gynecologic pathology
High grade intraepithelial neoplasia	Gynecologic pathology
Suppurative salpingitis	Gynecologic pathology
Ovarian teratoma	Gynecologic pathology
Tubal pregnancy	Gynecologic pathology
Yolk sac tumour	Gynecologic pathology
Extramammary Paget disease	Gynecologic pathology
Atypical ductal hyperplasia	Breast
Breast hyperplasia and papillomatosis	Breast
Colloid carcinoma of the breast	Breast
Ductal carcinoma in situ	Breast
Micropapillary ductal carcinoma in situ	Breast
Ductal carcinoma with cancerization of lobules	Breast
Fibroadenoma	Breast
Tubular adenoma of the breast	Breast
Fibrocystic changes	Breast
Florid epithelial hyperplasia	Breast
Hemangioma of the breast	Breast
Lobular carcinoma in situ	Breast
Invasive ductal carcinoma of the breast	Breast
Invasive lobular carcinoma	Breast
Lactating adenoma	Breast
Medullary carcinoma of the breast	Breast
Mucinous carcinoma of the breast	Breast
Multiple papillomas	Breast
Paget disease of the nipple	Breast
Papillary carcinoma of the breast	Breast
Phylloides tumour	Breast
Sclerosing adenosis	Breast
Fat necrosis of the breast	Breast
Solitary fibrous tumour	Soft tissue lesions
Nodular fasciitis	Soft tissue lesions
Spindel cell lipoma	Soft tissue lesions
synovial sarcoma	Soft tissue lesions
Angiofibroma	Soft tissue lesions
Angiolipoma	Soft tissue lesions
Schwannoma	Soft tissue lesions
Dermatofibroma	Soft tissue lesions
Elastofibroma	Soft tissue lesions
Dermatofibrosarcoma protuberans	Soft tissue lesions
Hemangiopericytoma	Soft tissue lesions
Hemangioendothelioma of the liver	Soft tissue lesions
Epitheloid hemangioendothelioma	Soft tissue lesions
Intramuscular hemangioma	Soft tissue lesions
Lymphangioma	Soft tissue lesions
Glomus tumour	Soft tissue lesions
Epitheloid sarcoma	Soft tissue lesions
Alveolar rhabdomyosarcoma	Soft tissue lesions
Embryonal rhabdomyosarcoma	Soft tissue lesions
Boitryoid rhabdomyosarcoma	Soft tissue lesions
Alvolar soft part sarcoma	Soft tissue lesions
Angiosarcoma	Soft tissue lesions
Dedifferentiated liposarcoma	Soft tissue lesions
Liposarcoma	Soft tissue lesions
Chordoma	Soft tissue lesions
Fat necrosis of the breast	Soft tissue lesions
Digital mucous cyst	Soft tissue lesions
Leiomyoblastoma of stomach	Soft tissue lesions
Dermoid tumour	Soft tissue lesions
Palmar fibromatosis	Soft tissue lesions
Lipoma of the spermatic cord	Soft tissue lesions
Malignant peripheral nerve sheath tumour	Soft tissue lesions
Eosinophilic granulomar of bone	Bone
Plasmacytoma	Bone
Fibrous dysplasia	Bone
Giant cell tumour of bone	Bone
Giant cell tumour of tendon sheath (hand)	Bone
Diffuse tenosynovitis giant cell tumour (PVNS)	Bone
Osteosarcoma	Bone
Osteoid osteoma	Bone
Osteoblastoma	Bone
Chondrosarcoma	Bone
Chordoma	Bone
Digital mucous cyst	Bone
Rheumatoid nodule	Bone
Calcific tendonitis	Bone
Gout	Bone
Pseudogout	Bone
Muscular dystrophy	Bone
Myositis ossificans	Bone
Angiolymphoid hyperplasia with eosinophilia	Hematopathology
Burkitt lymphoma	Hematopathology
Castleman disease	Hematopathology
Diffuse large B cell lymphoma	Hematopathology
Follicular lymphoma	Hematopathology
Hodgkin lymphoma mixed cellularity type	Hematopathology
Hodgkin lymphoma nodular sclerosis type	Hematopathology
Metastatic small cell carcinoma to the lymph node	Hematopathology
Multiple myleoma	Hematopathology
Necrotizing lymphadenitis	Hematopathology
Plasmactyoma	Hematopathology
Rosai-Dorfman disease	Hematopathology
Extramedullary hematopoiesis (spleen)	Hematopathology
Gaucher disease (spleen)	Hematopathology
Hairy cell eukemia	Hematopathology
Littoral cell hemangioma	Hematopathology
Myeloid metaplasia of the spleen	Hematopathology
Myelolipoma of the adrenal	Hematopathology
Maltoma	Hematopathology
Myeloid sarcoma	Hematopathology
Astrocytoma	Neuropathology
Diffuse astrocytoma	Neuropathology
Arteriovenous malformation	Neuropathology
Ependymoma	Neuropathology
Glioblastoma	Neuropathology
Medulloblastoma	Neuropathology
Meningioma	Neuropathology
Metastatic carcinoma	Neuropathology
Oligodendroglioma	Neuropathology
Schwannoma	Neuropathology
Subependymoma	Neuropathology
Toxoplasmosis	Neuropathology
Viral encephalitis	Neuropathology
Metastatic melanoma	Neuropathology
Acute myocardial infarction	Cardiovascular pathology
Atrial myxoma	Cardiovascular pathology
Cardiac amyloidosis	Cardiovascular pathology
Fibrinous pericarditis	Cardiovascular pathology
Arteriovenous malformation	Cardiovascular pathology
Granulomatous myocarditis	Cardiovascular pathology
Giant cell arteritis	Cardiovascular pathology
Paraganglioma	Miscellaneous
Inflammatory pseudotumour	Miscellaneous
Adenomatoid tumour of the uterus	Miscellaneous
Actinomycetes	Miscellaneous
Amyloidosis of the liver	Miscellaneous
Chorangioma	Miscellaneous
Pseudogout	Miscellaneous
Desmoid tumour	Miscellaneous