June 8th Flashcards
WAGR Complex
Wilms Tumor
Aniridia
GU malformations
Retardation (motor and mental)
Metabolic panel in young asthmatic
They’re on a Beta agonist which would shift K into cells
IF: Granular pattern of immune complex deposition LM: diffuse capillary thickening
Membranous glomerulonephritis
Diffuse Proliferative glomerulonephritis (Lupus nephritis)
Remember membranous = thickening of BM & diffuse proliferative!
IF: Granular pattern of immune complex deposition LM: hyper cellular glomeruli
Acute PSGN
Hypercellularity = inflammatory cells
LM: segmental sclerosis and hyalinosis
Focal Segmental Glomerulonephritis
IF: IgG, IgM, IgA and C3 deposition in the mesangium
Acute PSGN
Anticoagulant during pregnancy
Heparin/LMWH
Heparin antidote
Protamine sulfate
Warfarin antidote
Fresh frozen plasma
Vit K oral
Fibrinolytic agent (streptokinase,urokinase, alteplase) antidote
Aminocaproic Acid
Veteran describing war in detail with no emotion
Isolation
A child abuser was himself abused as a child
Identification
Underlies all other defense mechanisms
Repression
May lead to multiple personalities
Dissociation
Deficiency of Aldolase B
Fructose intolerance
Deficiency of cystathione synthase
Homocysteinuria
Galactose 1 phosphate uridyltransferase deficiency»_space; intellectual disability, hepatosplenomegaly and cataracts
Classic Galactosemia
Deficient in tyrosine
Albinism
Protein responsible for biconcave shape and flexibility of RBCs
Spectrin
Anisocytosis
RBC of varying sizes
Poikilocytosis
RBC of varying shapes
Reticulocyte
Immature RBC
Acanthocyte
Spur cells
Liver disease & Abetalipoproteinemia
Irregular spiked
Basophilic stippling
Lead poisoning
Inhibition of RNA breakdown
Degmacyte
Bite cell
G6PD deficiency
Echinocyte
Burr cell
Uremia (renal failure)
Regular spikes
Ringed sideroblasts
Excessive iron due to disorders of heme synthesis found in bone marrow
Schistocyte
Helmet cell
Fragmented RBCs
DIC TTP/HUS HELLP
Mechanical hemolysis
Dacrocyte
Teardrop cell
Myelofibrosis and bone marrow infiltration
Target cells
"THAL" Thalassemia Hemoglobin C disease Asplenia Liver disease
Heinz bodies
Oxidized Hb fragments
G6PD deficiency
Many in one cell»_space; “Heinz 57 ketchup”
Howell-Jolly bodies
Basophilic nuclear remnant found in RBCs only 1 per cell
Asplenic patients
Sickle cell disease
How does mom/fetus transfer O2?
Fetal Hb (alpha2gamma2) has less affinity for 2,3-DPG which gives it a higher affinity for O2 allowing the Fetal Hb to extract O2 from the maternal Hb (alpha2beta2)
Rate limiting enzyme of heme synthesis
ALA-synthease
Acute Intermittent Porphyuria
Defect in porphobilinogen deaminase/uroporphyrinogen I synthase
Porphyria Cutaenous Tarda
Defect in URO decarboxylase
Sites of erythropoiesis in embryo/fetal?
"Young Livers Synthesize Blood" Yolk sac Liver Spleen Bone marrow
Causes of polycythemia
EPO producing tumors “Potentially Really High Hematocrit” (Pheo, RenalCC, Hepatic CC, Hemangioblastoma)
Polycythemia vera
Trisomy 21
Elevated altitude (chronic hypoxia)
Lead poisoning Sx
Encephalopathy Memory loss Renal failure Wrist and foot drop Lead lines in bones and gums Basophilic stippling and macrocytic anemia
Hexokinase vs. Glucokinase
Hexokinase find everywhere Insulin independent Low Km/ Low Vmax Glucokinase only in liver and B cells of pancreas Induced by insulin High Km/High Vmaz
Inhibitor of alcohol dehydrogenase
Fomepizole
Inhibitor of aldehyde dehydrogenase
Disulfram
Iron poisoning inhibits which enzymes in Heme synthesis?
ALA dehyrdataes
Ferrochelatase