PATHOLOGY Flashcards
Which term is the best for a carcinoma that doesn’t perforate basement membrane?
Dysplasia
What is Dysplasia?
a non-malignant cellular growth, but may precede malignant changes in the tissue
What is Dysplasia associated with?
It is associated with chronic irritation of a tissue, tissue appears somewhat structure less & disorganized & may consists of a typical cells without invasion
Most indicative of cancer?
Dysplasia
Which term describes a lack of differentiation?
Anaplasia (found in more malignant tumors)
Anaplasia is a ?
deddifferentiation (less-well differentiated is anaplastic)
Metaplasia
reversible replacement of one tissue type with another
Which of the following would you not expect with a neoplasm/not a characteristic of malignancy?
Aplasia
Neoplasm differences?
Benign: Well differentiated Slow Growth Encapsulated/ well-circumscribed Localized Movable Malignant: Less differentiated (anaplastic) Rapid Growth Invasion/metastasis Immovable
Multiple Myeloma
Cancer of Plasma Cells in bone marrow
Having Bence Jones in urine indicates?
multiple myeloma
multiple myeloma has bench jones protein, Russell bodies, ________, increased susceptibility to infection
punched out appearance
what are the lab results of a person that has prostate cancer?
increased serum acid phosphatase & increase prostatic specific antigen
Prostate carcinoma w/ metastases to the bone results in_________?
increased PTH, high alkaline phosphatase & increase in Prostatic Specific Antigen (PSA)
Man has bony exocytosis with anaplastic gladular epi. What is it?
Prostate carcinoma, which metastases
Most probable cause for prolonged bleeding time in a patient with Leukemia
Decreased number of blood platelet
Leukemia is a ?
diseases of the reticuloendothelial system involving uncontrolled proliferation of WBC
What do people with Leukemia may have what?
they may have thrombocytopenia
Reed-Sternberg cells
Hodgkin’s Lymphoma
In addition to Karposi’s Sarcoma which other malignant neoplasm is often observed with AIDS
Non-Hodgkins Lymphoma
HIV is a what?
oncogenic RNA virus
What are non-Hodgkin’s lymphoma ?
they are cancers of lymphoid tissue with the involved tissue being enlarged & are accompanied by night sweats & fever
Patient has ulcers in the gingiva. Lab values are 1200 WBC, 98% lymphocyte, normal platelet/RBC. What does the pt have?
Chronic lymphocytic leukemia (CLL)
ALL & CLL have high # of lymphocytes. The leukemia cells survive longer than _______
survive longer than normal cells, and build up, crowding out normal cells in the bone marrow
What do you find in the sweat of a person with Cystic Fibrosis?
Increased chloride & chloride (NaCl)
Patient with rash on sided of face, droopy eye lid, constriction of pupil, what nerve dysfunction?
Horner’s Syndrome –> damage to sympathetic (superior cervical Ganglion)
Tay-Sachs disease (hexosaminidase A deficiency) is an auto-immune autosomal recessive disorder causing what?
causing deterioration of nerve cells due to accumulation of gangliosides (spinolipid) causing nerve death
Sphingomyelin/Sphingophospholipid: know characteristics
Not responsible for RBC Recognition
Describe Sphingomyelin Function:
Plasma Membrane Constituent, nerve tissue constituent (myelin sheath), lysosomes
Major constituent
ceremide & choline, accumulation is Neimann-Pick Disease
What diseases are lysosomal deficiency?
Niemann-Pick, Gaucher’s, Tay-Sachs
Prions affect which organ
Brain
Mitral Valve is messed up, what will you see?
Pulmonary Edema
What does not cause edema?
High Albumin (some sources say Shock)
Patient had a stroke. What common artery was severed
Middle cerebral artery
Stroke can cause what in the brain?
infract in the brain
Patient got epidural hemorrhage, which artery was severed?
Middle meningeal artery
Person has acute hemorrhage, what occurs?
Heart Rate increases & BP increases
Myocardial Infraction
coagulative necrosis (ishcemia, blood loss, <3/kidney)
Liquefactive necrosis
enzyme digestion, infection (CNS)
Gangrenous necrosis
large areas (lower extremities, bowel)
Fat/calcified necrosis
pancreas, breast, etc
Which one is autosomal dominant?
Garnder’s Syndrome
X-linked
agammaglobulinemia (lack of gamma globulin in the blood causing immune deficiency)