The Juan Rosai Collection

Paraganglioma (typical) ((Adrenal) carotid body) [1159/1]

Ewing sarcoma/PNET, Askin type (Lung & soft tisue (chest wall)) [1159/2]

Pulmonary small cell carcinoma metastatic to skin (Skin, neck (lung)) [1159/3]

Called Merkel cell carcinoma Diff Dx: Ewing sarcoma/PNET (Soft tissue, thigh) [1159/4]

Neuroendocrine carcnoma, insulinoma type (Pancreas) [1159/5]

Carcinoid tumor (Lung) [1159/6]

Large cell neuroendocrine carcinoma (Lung) [1159/7]

Pheochromocytoma (Adrenal) [1159/8]

Neuroblastoma with skull metastases (Adrenal) [1159/9]

Malignant neuroendocrine tumor (Pancreas) [1159/10]

Papillary carcinoma with transformation to anaplastic carcinoma (Thyroid gland) [1471/1]

Medullary carcinoma (Thyroid gland) [1471/2]

Hurthle cell carcinoma thyroid metastatic to vertebrae (Lumbosacral vertebrae) [1471/3]

Anaplastic carcinoma arising from follicular carcinoma (Thyroid gland) [1471/4]

Medullary carcinoma (Thyroid gland) [1471/5]

Psmmomatous papillary carcinoma (Thyroid gland) [1471/6]

Carcinoma (Parathyroid) [1471/7]

Adenoma, adrenal cortex; secreting aldosterone (Adrenal gland) [1471/8]

Choriocarcinoma, pineal (Pineal recess) [1471/9]

Carcinoid-islet tumor (Pancreas) [1471/10]

Islet cell carcinoma, metastatic ti lover; probable Zollinger-Ellison syndrome (Pancreas) [1471/11]

Islet cell tumor (beta cell type) (Pancreas) [1471/12]

Carcinoma (Adrenal gland) [1471/13]

Adenoma (Adrenal gland) [1471/14]

Pheochromocytoma, adrenal medulla (Adrenal gland) [1471/15]

Pheochromocytoma, adrenal medulla (Adrenal gland) [1471/16]

Adrenal cortical adenoma, left, with Cushing's syndrome (Adrenal gland) [1471/17]

Granulosa, Theca tumor (Adrenal gland) [1471/18]

Acidophilic adenoma (Pituitary) [1471/19]

unknown (Left lung) [1471/20]

End stage disease (Kidney) [1471/21]

Hyperplasia (Parathyroid ) [1471/22]

Osteitis fibrosa cystica, vertebrae (Bone) [1471/23]

Intestitial cell tumor (Testis) [1471/24]

Yolk sac carcinoma arising in liver (Liver) [1471/25]

unknown (unknown) [1405/1]

unknown (unknown) [1405/2]

unknown (unknown) [1405/3]

unknown (unknown) [1405/4]

unknown (unknown) [1405/5]

unknown (unknown) [1405/6]

unknown (unknown) [1405/7]

unknown (unknown) [1405/8]

unknown (unknown) [1405/9]

unknown (unknown) [1405/10]

unknown (unknown) [1405/11]

unknown (unknown) [1405/12]

Islet cell tumor (glucagonoma) (Pancreas) [1134/1]

Islet cell tumor (VIPoma) (Pancreas) [1134/2]

Thymoma with micronodular features (Mediastinum (thymus)) [1134/3]

Adrenal cortical adenoma (Adrenal) [1134/4]

Pheochromocytoma (Adrenal) [1134/5]

Pheochromocytoma (Adrenal) [1134/6]

Medullary carcinoma (Thyroid) [1134/7]

High-grade neuroendocrine carcinoma (possibly anaplastic medullary carcinoma) (Thyroid) [1134/8]

Papillary carcinoma (I think with tall cell features) (Thyroid) [1134/9]

Medullary carcinoma (with spindle cell features) (Thyroid) [1134/10]

unknown (Thyroid) [1453/1]

unknown (Thyroid) [1453/2]

unknown (Thyroid, right and left lobes) [1453/3]

unknown (Thyroid) [1453/4]

unknown (Thyroid) [1453/5]

unknown (Thyroid) [1453/6]

unknown (Thyroid) [1453/7]

unknown (Thyroid) [1453/8]

unknown (Thyroid) [1453/9]

unknown (Thyroid) [1453/10]

unknown (Thyroid) [1453/11]

unknown (Thyroid) [1453/12]

unknown (Thyroid) [1453/13]

unknown (Thyroid) [1453/14]

unknown (Thyroid) [1453/15]

unknown (Thyroid) [1453/16]

unknown (Thyroid) [1453/17]

unknown (Thyroid) [1453/18]

unknown (Thyroid) [1453/19]

unknown (Thyroid) [1453/20]

unknown (Thyroid) [1453/21]

unknown (Thyroid) [1453/22]

unknown (Left lobe, Thyroid) [1453/23]

unknown (Thyroid) [1453/24]

unknown (Thyroid) [1453/25]

Metastatic tumor (Lymphnodes) [54/8]

unknown (unknown) [1378/1]

unknown (unknown) [1378/2]

unknown (unknown) [1378/3]

unknown (unknown) [1378/4]

unknown (unknown) [1378/5]

unknown (unknown) [1378/6]

unknown (unknown) [1378/7]

unknown (unknown) [1378/8]

unknown (unknown) [1378/9]

unknown (unknown) [1378/10]

unknown (unknown) [1378/11]

unknown (unknown) [1378/12]

Medullary carcinoma with amyloid stroma (Thyroid) [1477/1]

Medullary carcinoma (Thyroid) [1477/2]

Follicular carcinoma, oxyphil cell type (Thyroid) [1477/3]

Atypical low grade carcinoma of the thyroid (Isthmus of Thyroid) [1477/4]

Papillary adenocarcinoma of the Thyroid (Right lobe of Thyroid) [1477/5]

Follicular carcinoma, clear cell type (Left lobe of Thyroid) [1477/6]

Struma lymphomatosa (lymphocytic thyroiditis) (Thyroid) [1477/7]

Small cell undifferentiated tumor, probably lymphoma, diffuse hystiocytic type (Thyroid) [1477/8]

Small cell undifferentiated carcinoma of the thyroid (diffuse type) (Left lobe of Thyroid) [1477/9]

Undifferentiated carcinoma of the thyroid, spindle-giant cell type with osteoid metaplasia of the stroma (Right lobe of Thyroid) [1477/10]

Undifferentiated carcinoma of the thyroid with osteoclast-like reaction (Right lobe of Thyroid) [1477/12]

Primary hyperplasia (Graves' disease) with moderate involution (Thyroid) [1477/13]

Follicular carcinoma, oxyphil cell variant (Right lobe of Thyroid) [1477/14]

Follicular carcinoma with extensive soft tissue invasion and with massive blood vessel invasion (Thyroid) [1477/15]

Foollicular carcinomna with limited invasion and with probable blood vessel invasion (Right lobe of Thyroid) [1477/16]

Multifocal papillary adenocarcinoma (sclerosing, occult carcinoma) (Thyroid gland) [1477/17]

Cystic adenomatous nodule (adenomatous goiter) (Left lobe of Thyroid) [1477/18]

Secondary amyloidosis of the thyroid (Thyroid) [1477/19]

Undifferentiated small cell tumor of the thyroid (Right lobe of the Thyroid) [1477/20]

Acute (subacute) nonsuppurative thyroiditis (Thyroid) [1477/21]

Diffuse 'nontoxic' hyperplasia with fixation artifact (Thyroid) [1477/22]

Thyroid carcinoma of mixed type, chiefly small cell compact type (Thyroid) [1477/23]

Invasive fibrous thyroiditis (fibrosclerosis) (Thyroid) [1477/24]

unknown (unknown) [1393/1]

unknown (unknown) [1393/2]

unknown (unknown) [1393/3]

unknown (unknown) [1393/4]

unknown (unknown) [1393/5]

unknown (unknown) [1393/6]

unknown (unknown) [1393/7]

unknown (unknown) [1393/8]

unknown (unknown) [1393/9]

unknown (unknown) [1393/10]

unknown (unknown) [1393/11]

unknown (unknown) [1393/12]

Papillary carcinoma, called tall cell type by J. Chan (Thyroid) [1193/1]

Columnar cell carcinoma (Thyroid) [1193/2]

Medullary carcinoma, papillary or pseudopapillary variant (Thyroid) [1193/3]

Hyalinizing trabecular adenoma (Thyroid) [1193/4]

Follicular carcinoma with Hurthle cell features (Hurthle cell carcinoma) (Thyroid) [1193/5]

Papillary carcinoma, encapsulated follicular variant (Thyroid) [1193/6]

Poorly differentiated (insular) carcinoma Vs very florid hyperplasia with papillae (Thyroid) [1193/7]

Medullary carcinoma, classic (Thyroid) [1193/8]

Anaplastic carcinoma, squamous type, allegedly arising in a Hurthle cell neoplasm (Thyroid) [1193/9]

Medullary carcinoma, spindle cell variant (Thyroid) [1193/10]

SETTLE (Thyroid) [1193/11]

Anaplastic carcinoma, paucicellular (Thyroid) [1193/12]

Solitary fibrous tumor (Thyroid ) [1193/13]

MALT lymphoma (Thyroid) [1193/14]

Papillary carcinoma, diffuse sclerosing (Thyroid) [1193/15]

Adenoma, with bizarre (Parathyroid) [1193/16]

Neoplasm of uncertain malignant potential, with unusual spindle celll component (Parathyroid) [1193/17]

Adrenocortical carcinoma (Adrenal) [1193/18]

Adrenocortical adenoma (with fasciculata-like appearance) (Adrenal gland) [1193/19]

Pheochromocytoma (Adrenal) [1193/20]

Paraganglioma ([Adrenal, paraganglia, neck]) [1193/21]

Atypical carcinoid with ACTH production (Mediastinum (thymus)) [1193/22]

Islet cell carcinoma (Neuroendocrine/ endocrine) carcinoma with probable gastrin production (Pancreas) [1193/23]

Merkel cell carcinoma (Skin) [1193/24]

Pheochromocytoma (Adrenal) [1151/1]

Atypical adrenal cortical adenoma (Adrenal) [1151/2]

Pheochromocytoma (Adrenal) [1151/3]

Adrenal cortical carcinoma (with Cushing syndrome) (Adrenal) [1151/4]

Metastatic malignant melanoma (vs primary CNS-type melanoma vs malignant epithelioid schwannoma) (Adrenal) [1151/5]

Solid and pseudopapillary tumor (with neuroendocrine differentiation) (Pancreas) [1151/6]

Minimally invasive Hurthle cell carcinoma (Thyroid) [1151/7]

Medullary carcinoma (Thyroid) [1151/8]

Hyalinizing trabecular carcinoma (Thyroid) [1151/9]

Papillary carcinoma (Thyroid) [1151/10]

unknown (unknown) [1409/1]

unknown (unknown) [1409/2]

unknown (unknown) [1409/3]

unknown (unknown) [1409/4]

unknown (unknown) [1409/5]

unknown (unknown) [1409/6]

unknown (unknown) [1409/7]

unknown (unknown) [1409/8]

unknown (unknown) [1409/9]

unknown (unknown) [1409/10]

unknown (unknown) [1409/11]

unknown (unknown) [1409/12]

Islet Cell Tumor ("Pancreatic Endocrine Tumor") (Pancreas) [1318/1]

Neuroendocrine Carcinoma witb Oncocytic Cbange ("Pancreatic Endocrine Tumor, Malignant") (Pancreas) [1318/2]

Aldosterone-Secrc:ting Adrenal Cortical Adenoma Associated with Conn's Syndrome (Adrenal) [1318/3]

Pbeocbromocytoma (Adrenal) [1318/4]

Adrenal Cortical Adenoma (Adrenal) [1318/5]

Encapsulated Mixed Thymoma with Spindle Cell Component (Thymus) [1318/6]

Small Cell Neuroendocrine Carcinoma ("Small Cell Variant of Medullary Carcinoma") (Thyrold) [1318/7]

Follicular Adenoma with Hurthle Cell Features (Hurthle Cell Adenoma") (Thyroid) [1318/8]

Minimally Invasive Follicular Carcinoma with Vascular lnvasion (Thyroid) [1318/9]

Papillary Carcinoma witb Tall Cell Features (Thyroid) [1318/10]

Metastatic tumor (Lymphnodes) [55/17]

Malignant lymphoma (Thyroid) [55/20]

unknown (unknown) [1324/1]

unknown (unknown) [1324/2]

unknown (unknown) [1324/3]

unknown (unknown) [1324/4]

unknown (unknown) [1324/5]

unknown (unknown) [1324/6]

unknown (unknown) [1324/7]

unknown (unknown) [1324/8]

unknown (unknown) [1324/9]

unknown (unknown) [1324/10]

Hurthle cell adenoma (Thyroid) [1181/1]

Papillary carcinoma (Thyroid) [1181/2]

Papillary carcinoma, tall cell, predominantly follicular variant (Thyroid) [1181/3]

Medullary carcinoma (Thyroid) [1181/4]

Poorly differentiated carcinoma, with neuroendocrine features (chromogranin positive) (Thyroid) [1181/5]

Anaplastic carcinoma, with squamous, clear cell and splindle cell features (Thyroid) [1181/6]

Pancreatic endocrine neoplasm (Pancreas) [1181/7]

Solid and pseudopapillary tumor (Pancreas) [1181/8]

Lung metastasis of adrenal cortical carcinoma (Lung [adrenal]) [1181/9]

Pheochromocytoma (Adrenal) [1181/10]

Testicular fminizing syndrome and male pseudoermaphroditism with hyperplasia of interstitial tissue of testicles (Gonads) [1457/1]

Leyding cell tumor of the ovary (Right ovary) [1457/2]

Granulosa cell tumor of the ovary (Left ovary) [1457/3]

Adeno-lipoma of parathyroid gland (Retropharingeal mass, right side) [1457/4]

Choriocarcinoma in term placenta (Placenta) [1457/5]

Thymoma with myasthenia gravis (Anterior mediastinal mass) [1457/6]

Adrenal cortical carcinoma with adreno-genital syndrome (Right adrenal) [1457/7]

Bilateral interstitial cell tumors in salt-losing variant of adreno-genital system (Right testis) [1457/8]

Adenomatoid hyperplasia of the adrenal cortex with hypertensive variant of adreno-genital syndrome (Left adrenal) [1457/9]

Islet-cell tumor of pancreas with hyperparathyroidism (Pancreas (autopsy)) [1457/10]

Adrenal cortical adenoma with aldosteronism (Right adrenal) [1457/11]

Phaeochromocytoma of adrenal (Left adrenal) [1457/12]

Lung tumor (paraganglioma) with Cushing's syndrome (Mediastinal mass) [1457/13]

Hydatidiform mole (Uterine cavity) [1457/14]

Oat cell carcinoma of lung with Cushing's syndrome (Left lung (surgery)) [1457/15]

Choriocarcinoma of testicle (Left testis) [1457/16]

Thecoma of the ovary (Left adnexal mass) [1457/17]

Mesothelioma of pleura with hypoglycemia (Lower lobe of right lung) [1457/18]

Tubular adenoma of the ovary (Right ovary) [1457/19]

Carcinoma of the adrenal with adreno-genital syndrome (Right adrenal tumor (surgery)) [1457/20]

Choriocarcinoma of the uterus (Uterus) [1457/21]

Bilateral adrenal hyperplasia with adreno-genital syndrome, Salt-Losing variant, and female pseudohermaphroditism (Adrenal) [1457/22]

Adrenal cortical adenoma with Cushing's syndrome (Right adrenal) [1457/23]

Normal adrenal gland in Cushing's syndrome (Left adrenal) [1457/24]

Embryonal carcinoma with suggestive chorionic elements in testicle (Left testis) [1457/25]

unknown (unknown) [1387/1]

unknown (unknown) [1387/2]

unknown (unknown) [1387/3]

unknown (unknown) [1387/4]

unknown (unknown) [1387/5]

unknown (unknown) [1387/6]

unknown (unknown) [1387/7]

unknown (unknown) [1387/8]

unknown (unknown) [1387/9]

unknown (unknown) [1387/10]

unknown (unknown) [1387/11]

unknown (unknown) [1326/1]

unknown (unknown) [1326/2]

unknown (unknown) [1326/3]

unknown (unknown) [1326/4]

unknown (unknown) [1326/5]

unknown (unknown) [1326/6]

unknown (unknown) [1326/7]

unknown (unknown) [1326/8]

unknown (unknown) [1326/9]

unknown (unknown) [1326/10]