Kwandong University College of Medicine
Virtual Microscope for Pathology Laboratory

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1. Cellular Adaptations, Cell Injury, and Cell Death    
 
1-1. Necrosis

       *a) Coagulation necrosis :  Infarction, Kidney
       *b) Liquefaction necrosis :  Abscess, Skin
       *c) Enzymatic fat necrosis : Fat tissue, Peripancreatic area
       *d) Caseous necrosis :  Tuberculosis, Lung, see Res-4 & AFB         
  
2. Intracellular accumulation
       *a) Lipid : Fatty liver
       *b) Pigments
       *1. Melanin ; Compound nevus, Skin, see Sk-10
       *2. Hemosiderin : Intraalveolar hemorrhage, Lung
            Prussian blue stain

3. Pathologic calicification   
       
 *a) Calcinosis cutis, Skin

4. Adaptation
         a) Atrophy, Neurogenic muscular atrophy, Skeletal muscle, see MS-3
        *b) Hypertrophy, Heart
         c) Hyperplasia,
         1. Endometrial hyperplasia, uterus, see FGT-6
         2. Nodular hyperplasia, Prostate, see MGT-7
         d) Metaplasia ;  Squamous metaplasia, Uterus, see FGT-2





2. Acute and Chronic Inflammation Tissue Repair: Cellular Growth, Fibrosis, and Wound Healing

*2 -1. Acute inflammation : acute appendicitis, Appendix

2. Chronic inflammation
       
  a) Chronic sialadenitis, salivary gland, see OC-1
         b) Chronic pyelonephritis, Kidney, See Kid-2             

3. Granulomatous inflammation
         a) Tuberculosis, Lymph node, see LN-2
         b) Sarcoidosis, Lung, see Res-8
        *c) Foreign body granuloma, Penis   

4. Morphologic pattern in acute and chronic inflammation
        *a) Suppurative infalmmation ; Acute suppurative appendicitis, Appendixb) Ulcer ; Gastric ulcer, Stomach, see GI-2

5. Granulation tissue

6. Repair and regeneration

        *a) Keloid, Skin
         b) Scar, Heart(myocardial infarction), see H-1b        






3. Hemodynamic Disorders, Thrombosis, and Shock

*3 -1. Edema, Lung

2. Congestion
         a) Chronic passive congestion, Spleen, see Sp-1
        *b) Hemorrhoidal varices, Anus

3. Thrombus
         a) See BV-5
        *b) Hemorrhoidal varices, Anus
        *c) Microthrombi in DIC, Kidney

4. Infarction

         Anemic (White)
         a) Infarction, Kidney, see 1-1a
         b) Infarction, Heart, see H-1a, H1b

         Hemorrhagic (Red)
         c) Infarction, Small Intestine, see GI-6
        *d) Hemorrhagic infarction, Testis




4. Diseases of Immunity

4 - 1. Hypersensitivity
        *a) Vasculitis, allergic (H-S purpura), seeBV-3
        *b) Bronchial asthma, Lung

2. Transplantation rejection
        *a) Acute rejection, Kidney
         b) Chronic rejection, Kidney

3. Autoimmune disease
         *a) Systemic lupus erythematosus, Kidney
         *b) Systemic lupus erythematosus, Skin

 4. Amyloid
         *a) Amyloidosis, Kidney






5. Neoplasia

5 - 1. Benign epithelial tumor
         a) Squamous cell papilloma, Skin, see Sk-5
         b) Adenomatous polyp, Colon, see GI-10
         c) Fibroadenoma, Breast, see Br-3
         d) Follicular adenoma, Thyroid gland, see En-6

2. Malignant epithelial tumor
         a) Squamous cell carcinoma, see Sk-9
         b) Adenocarcinoma, Colon, see GI-12
         c) Infiltrating ductal carcinoma, Breast, see Br-7
         d) Papillary carcinoma, Thyroid, see En-7

3. Benign non-epithelial tumor
         a) Leiomyoma, Uterus, see FGT-9
         b) Lipoma, Soft tissue, see BS-14
         c) Hemangioma, BV-6

4. Malignant non-epithelial tumor
         a) Leiomyosarcoma, Uterus, see FGT-10
         b) Liposarcoma, Soft tissue, see BS-15
         c) Angiosarcoma, Heart, see BV-8

5. Mixed tumor
         a) Pleomorphic adenoma, Salivary gland, see OC-2

6. Multigerm origin tumor
         a) Teratoma, Ovary, see FGT-15






6. Infectious Diseases

6 - 1. Respiratory  infection
         a) Tuberculosis, Lung, see Res-4 & AFB

2. Gastrointestinal infection
        *a) Amebiasis, Colon & Colon

3. Sexually transmitted infection (STI)

        *a) Herpes simplex infection, Skin
         b) Condyloma acuminatum, see MGT-1

4.  Opportunistic infection
        *a) Candidiasis, Kidney
         b) Aspergillosis, Lung, see Res-5
        *c) Pneumocystis carinii infection, Lung

5. Parasitic infection
         *a) Sparganum

6. Tropical infection

         *a) Leprosy, Lepromatous type, Skin

7. Viral infection
         a) Verruca vulgaris, Skin, see Sk-5

*8. Actinomycosis, Pelvic cavity





7. Genetic Disorders and Diseases of Infancy and Childhood

Gene - 1. Disorders associated with defects in enzymes
               a) Lysosomal stroage disease : Gaucher's disease, spleen
               b) Glycogen storage disease, Liver


*Ped -  1. Amniotic fluid aspiration, Lung

*2. Hyaline membrane disease, Lung

*3. Wilms' tumor, Kidney

*4. Neuroblastoma, Adrenal gland





*** Blood Vessels and The Heart ***


* BV - 1. Atherosclerosis

*2. Coronary arteriosclerosis

3. Hypersensitivity (leukocytoclastic) vasculitis

*4. Thromboangiitis obliterans (Buerger's disease)

*5. Thrombus, blood vessel

*6. Hemangioma, mixed type

*7. Lymphangioma

*8. Angiosarcoma

*9. Kaposi's sarcoma

H -  1. Myocardial infarction
          *a). acute change
          *b). chronic change

2. Rheumatic heart disease

*3. Myxoma





*** Hematopoietic (Bone Marrow) System ***


BM - 0. Normal

         a). Infancy
         b). Adult

*1. Aplastic anemia

*2. Acute myelogenous leukemia

*3. Acute lymphocytic leukemia

*4. Chronic myelogenous leukemia

*5. Plasma cell dyscrasia
         a). Multiple myeloma ( Plasmacytoma )

*6. Metastatic adenocarcinoma, from the stomach





*** Lymphoreticular System ***

LN - 1. Reactive hyperplasia
         *a) Follicular hyperplasia
         *b) Sinus histiocytosis

*2. Tuberculosis

 *3. Non-Hodgkin's lymphoma (Working Formulation)
         *a) Small lymphocytic lymphoma ( Low-grade, SLL )
         *b) Follicular lymphoma, grade 3(Intermediate-grade, follicular lymphoma, predominantly large cell )
         *c) Diffuse large B-cell lymphoma ( High-grade, Diffuse large cell )
         *d) Lymphoblastic

4. Hodgkin's disease
         *a) Mixed cellularity
         *b) Nodular sclerosis

5. Metastatic carcinoma
         *a) Adenocarcinoma from gastrointestinal tract

*6. Langerhan's cell histiocytosis






*** Spleen ***

*Sp - 1. Chronic passive congestion

2. Gaucher's disease






*** Thymus ***

*Thy - 0. Normal

*1. Thymoma, benign





*** The Lung and URT ***


Res - 0. Normal

*1. Bronchiectasis

*2. Lobar pneumoniamonia

*3. Lung abscess

*4. Pulmonary tuberculosis & AFB

*5. Aspergilloma

*6. Usual interstitial pneumonia

*7. Silicopneumoconiosis

*8. Sarcoidosis

9. Diffuse alveolar damage

*10. Squamous cell carcinoma

*11. Small cell carcinoma

*12. Adenocarcinoma

*13. Carcinoid

*14. Malignant mesothelioma

*15. Undifferentiated carcinoma (lymphoepithelioma), Nasopharynx

*16. Squamous cell carcinoma, larynx





*** The Kidney and The Lower Urinary Tract ***

Kid - 0. Normal

*1. Polycystic kidney with dysplastic change

*2. Hydronephrosis with chronic pyelonephritis

3. Renal tuberculosis

*4. Acute tubular necrosis (ATN)

*5. Angiomyolipoma

*6. Renal cell carcinoma

7. Transitional cell carcinoma, Pelvis

8.  Wilm's tumor, see Ped-3

LUT - 1.Transitional cell carcinoma (TCC), urinary bladder

         *a) Papillary TCC, grade I
         *b) Papillary TCC, grade III





*** Oral Cavity and The Gastrointestinal Tract ***

*OC -  1.   Sialadenitis, salivary gland

*2.  Pleomorphic adenoma

*3.  Mucoepidermoid carcinoma


*GI - 1.  Squamous cell carcinoma, esophagus

*2.  Peptic ulcer, stomach

*3.  Hyperplastic polyp, stomach

*4.  EGC (Early gastric carcinoma), stomach

*5.  AGC (Advanced gastric carcinoma), stomach

*6.  Hemorrhagic infarction, intestine

*7.  Tuberculosis, intestine

*8.  Ulcerative colitis, colon

*9.  Crohn's disease, small intestine

*10.  Tubular adenoma, colon

*11.  Villous adenoma with carcinomatous changes, colon

*12.  Adenocarcinoma, colon

12. Adenocarcinoma

*13.  Carcinoid, stomach

*14.  Maltoma, terminal ileum

15. Acute appendicitis, see 2-1 and 2-4a

16.  Hemorrhoid, see 3-2b and 3-3b






*** The Hepatobiliary System and The Pancreas ***


*HB -0. Normal

* 1. Hepatitis, B-viral

*2. Cirrhosis, liver

3. Fatty liver, see 1-3a

*4. Alcoholic hepatitis

*5. Intrahepatic stone

*6. Clonorchis sinensis infection

*7. Hepatocellular carcinoma

*8. Cholangiocarcinoma

*9. Metastatic adenocarcinoma

*10. Cholecystitis, gallbladder

*11. Adenocarcinoma, Gallbladder

*12. Adenocarcinoma, CBD


*PAN -1. Acute pancreatitis

*2. Chronic pancreatitis

*3. Adenocarcinoma



*4. Islet cell tumor






*** The Male Genital Tract ***


MGT – 0. Normal
        *a). Testis
         b). Epididymis
         c). Prostate

*1. Condyloma accuminatum, penis

2.Paraffinoma, penis

*3.Testicular atrophy

4. Germ cell tumor, testis

         *a) Seminoma
         *b) Embryonal carcinoma
         *c). Endodermal sinus tumor
         *d). Teratoma, immature, solid
         *7).   Benign prostatic hyperplasia (Nodular hyperplasia)

8.Adenocarcinoma, prostate






*** The Female Genital Tract ***

*FGT -0. Normal, Ovary and Fallopian tube

*1. Condyloma accuminatum

*2. Chronic cervicitis with squamous metaplsia

3. Epithelial dysplasia, uterine cervix, see FGT-4

*4. Carcinoma in situ with glandular involvement, uterine cervix

*5. Invasive squamous cell carcinoma, uterine cervix

*6. Endometrial hyperplasia

*7. Endometrial adenocarcinoma

*8. Adenomyosis, uterus

*9. Leiomyoma, uterus

*10. Leiomyosarcoma, uterus

*11. Ectopic pregnancy, fallopian tube

12. Serous tumors, ovary

         *a) Papillary serous cystadenoma
         *b) Serous cystadenocarcinoma

13. Mucinous tumors, ovary
         *a) Mucinous cystadenoma


         *b) Mucinous cystadenocarcinoma

*14. Endometriosis, ovary

*15. Teratoma, mature, ovary

*16. Dysgerminoma, ovary

*17. Granulosa cell tumor, ovary

*18. Krukenberg tumor, ovary

*19. Hydatidiform mole, uterus

* 20. Choriocarcinoma, uterus






*** The Breast ***

Br - 0. Normal

*1. Fat necrosis

*2. Fibrocystic changes

*3. Fibroadenoma

4. Phyllodes tumor

         *a). benign
         *b). malignant

*5. Intraductal papilloma


*6. Intraductal carcinoma

*7. Infiltrating ductal carcinoma

*8. Paget's disease

*9. Lobular carcinoma

*10. Gynecomastia






*** The Endocrine System ***

*En - 1. Pituitary adenoma, pituitary gland

*2. Hashimoto's thyroiditis, thyroid

*3. Subacute granulomatous thyroiditis, thyroid

*4. Graves' disease, thyroid

*5. Multinodular adenomatous hyperplasia, thyroid

*6. Follicular adenoma, thyroid

*7. Papillary carcinoma, thyroid

*8. Cortical adenoma, adrenal gland

*9. Pheochromocytoma, adrenal gland

*10. Islet cell tumor, Pancreas, see Pan-4






*** Bones and Soft tissue Tumors ***

* BS - 1. Pyogenic osteomyelitis

*2. Bone tuberculosis

*3. Avascular necrosis

*4. Fibrous dysplasia

5. Osteoid osteoma

*6. Osteosarcoma

*7. Osteochondroma

*8. Enchondroma

9. Chondrosarcoma

*10. Giant cell tumor

*11. Rheumatoid arthritis

*12. Gouty arthritis

13. Rhabdomyosarcoma

*14. Lipoma

*15. Liposarcoma

16. Leiomyoma, see FGT-9

17. Leiomyosarcoma, see FGT-10

18. Hemangioma, see BV-6

19. Angiosarcoma, see BV-8






*** The Skin ***

* Sk-  1. Eczematous dermatitis

* 2. Psoriasis

*3. Pemphigus

*4. Bullous pemphigoid

*5. Verruca vulgaris

*6. Seborrheic keratosis

*7. Actinic keratosis

*8. Basal cell carcinoma

*9. Squamous cell carcinoma

*10. Compound nevus

*11. Malignant melanoma






*** Skeletal Muscle ***

MS - 0.
Normal

1.   Muscular dystrophy

*2.   Polymyositis

*3.   Neurogenic atrophy





*** The Nervous System ***

*NS -  0.  Normal, Cerebral cortex

1.  Astrocytoma, cerebrum
         *a). Low-grade
         *b). Anaplastic

*2.  Glioblastoma multiforme

*3.  Oligodendroglioma

*4.  Ependymoma

*5.  Medulloblastoma, cerebellum

*6.  Meningioma, Meningotheliomatous, meninges

*7.  Schwannoma, peripheral nerve