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107 Cards in this Set
- Front
- Back
P-450 Inhibitor (PICK EGS)
|
Protease inhibitor
Isoniazid Cimetidine Ketoconazole Erythromycin Grapefruit juice Sulfonamides |
|
Small Vd or Volume of distribution
|
High plasma concentration
|
|
P-450
Inducers (BCG PQRSEN) |
Barbiturates
Carbamazepine Griseofluvin Phenytoin Quinidine Rifampin St. John's Wart ETOH chronic Nicotine |
|
Loading Dose
|
= (Cp * Vd)/F
|
|
t 1/2
|
= (0.7*Vd)/Cl
|
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Maintenance Dose
|
= Cl*Cpss
|
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ETOH elimination
|
0 then 1st order
Alcohol dehydrogenase is saturated so its 0 order. After alcohol dehydrogenase is no longer saturated, 1st order |
|
Clearance
|
= rate of elimination/plasma drug [ ]
or = Vd * Ke |
|
Therapeutic Index
|
Median Toxic Dose/Median Effective Dose
|
|
Safer Drugs TI
|
High
|
|
Comp. Antagonist
|
decrease POTENCY
Vmax unchanged Decreased Affinity cross each other |
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Non-Comp. Antagonist
|
decrease EFFICACY
Vmax DECREASED affinity UNCHANGED |
|
Sulfonylureas & s/e
|
1st Gen.
Tolbutamide Chlorpropamide 2nd Gen. Glyburide Glimepiride Glipizide s/e disulfuram effx 1st Gen. hypoglycemia 2nd Gen. |
|
Biguanides & s/e
|
Metformin
Lactic Acidosis avoid in pts with RF, CHF, & Liver failure |
|
Glitazones & s/e
|
Pioglitazone
Rosiglitazone Wght Gain, edema, hepatotoxicity, & cardiotoxicity |
|
Alpha-Glucosidase Inhibitors & s/e
|
Acarbose
Miglitol GI disturbances |
|
Mimetic & s/e
|
Pramlintide
Hypoglycemia, nausea, & diarrhea |
|
GLP-1 Mimetic & s/e
|
Exenatide
N/V and Pancreatitis? |
|
Sulfonylureas
MOA |
close K+ channel in beta-cell = depolarization = increase Ca+ influx = INSULIN RELEASE
|
|
Metformin
MOA |
Insulin Sensitizer
decrease gluconeogenesis serum glucose increase glycolysis |
|
Glitazone
MOA |
Increase
target cell response to insulin PPAR-gamma |
|
alpha-glucosidase inhibitor
|
Inhibit
intestinal brush border alpha- glucosidase decreased post-prandial hyperglycemia |
|
Exenatide
MOA |
increase insulin secretion
decrease glucagon slow gastric emptying reduce appetite and promote satiety |
|
CD surface marker found on all T-cells
except NK-cells |
CD-3
|
|
Found on NK-Cells
|
CD-16
|
|
inhibits C9 binding
|
CD-55 & CD-59
|
|
Borderline
|
Cluster B
unstable mood and interpersonal relationships impulsiveness sense of emptiness/loneliness F > M Splitting = defense mechanism Suicide |
|
The relation of the Pulmonary Artery to the bronchus in the hilus?
|
RALS
Right = Ant. Left = Sup. |
|
Primary Pulmonary HTN
|
mutated BMPR-2 gene
|
|
Alveolar Gas Equation
|
PAo2 = PIo2 - (PAco2/R)
R = 0.8 & PIo2 = 150 |
|
A-a gradient
|
PAo2-Pao2
nl = 10-15 |
|
Response to excercise
|
V/Q ratio from apex to base becomes more uniform
No change in Pao2 & PaCO2, but increased Venous CO2 content |
|
NF-kB
|
transcription factor that induces production of TNF-alpha
|
|
Pathway of the sperm
|
SEVEN UP
Seminiferous Tubules Epididymis Vas Deferens Ejaculatory ducts nothing Urethra Penis |
|
Acrosome derivation
Middle piece " Flagellum " |
Golgi
Mitochondria Centriole Feeds on Fructose |
|
Female
Meosis I |
arrested in prOphase 4n - 2n
until Ovulation |
|
Female
Meosis II |
arrested in Metaphase until fertilization
2n-n |
|
Klinfelter Syndrome
XXY |
Dysgenesis of seminiferous tubules
decrease Inhibin Increase FSH abnormal Leydig cell fx decrease testosterone Increase LH & Estrogen |
|
Turner's Syndrome
|
Ovarian dysgenesis
decreased Estrogen Increased FSH & LH |
|
Androgen Insensitivity syndrome
46 XY |
appears Female
no uterus or uterine tube testes in labia majora increased Estrogen, LH, & Testosterone |
|
Polycystic Ovarian Syndrome
|
Increased LH
Increased Testosterone = hursutism Decreased FSH Tx: Ketoconazole/Spironolactone |
|
Dysgerminoma
|
Malignant
Sheets of uniform cells male seminoma increased B-HCG |
|
Choriocarcinoma
|
Rare
Malignant pregnancy in mom or baby Hyper-chromatic, Syncytiotrophoblastic cells Theca-Lutein cysts B-HCG |
|
Yolk Sac
(endodermal sinus tmor) |
Aggressive
ovaries, testes, sacrococcygeal of young kids Schiller-Duval bodies alpha-fetoprotein |
|
Schiller-Duval Bodies
|
blood vessels enveloped by germ cells
|
|
Teratoma
Female |
2 or 3 germ layers
Mature = Benign Immature=Malignant Can involve any mid-line stx |
|
CA-125
|
Ovarian Cancer Marker
|
|
Meig's Syndrome
ass. c Fibromas |
Triad
ovarian fibroma ascites hydrothorax |
|
Seminoma
|
Malignant
painless most common testicular tumor 15 - 35 y/o "fried egg" excellent prognosis late metastasis |
|
Embryonal Carcinoma
|
Malignant
Painful glandular/papillary differentiate to other tumors alpha-feto or B-HCG or BOTH worse than Seminoma |
|
Yolk Sac
endodermal sinus Tumor |
Schiller-Duval Bodies
primitive glomeruli alpha-feto |
|
Choriocarcinoma
|
Malignant
B-HCG |
|
Teratoma
Male |
Mature = Malignant
|
|
Yolk Sac
(endodermal sinus tmor) |
Aggressive
ovaries, testes, sacrococcygeal of young kids Schiller-Duval bodies alpha-fetoprotein |
|
Schiller-Duval Bodies
|
blood vessels enveloped by germ cells
|
|
Teratoma
Female |
2 or 3 germ layers
Mature = Benign Immature=Malignant Can involve any mid-line stx |
|
CA-125
|
Ovarian Cancer Marker
|
|
Meig's Syndrome
ass. c Fibromas |
Triad
ovarian fibroma ascites hydrothorax |
|
Seminoma
|
Malignant
painless most common testicular tumor 15 - 35 y/o "fried egg" excellent prognosis late metastasis |
|
Embryonal Carcinoma
|
Malignant
Painful glandular/papillary differentiate to other tumors alpha-feto or B-HCG or BOTH worse than Seminoma |
|
Yolk Sac
endodermal sinus Tumor |
Schiller-Duval Bodies
primitive glomeruli alpha-feto |
|
Choriocarcinoma
|
Malignant
B-HCG |
|
Teratoma
Male |
Mature = Malignant
|
|
Leydig cell Tumor
|
Benign
Reinke crystals andro producing gynecomastia & precocious puberty |
|
Testicular Lymphoma
|
Old men
|
|
Psoriasis
|
Acanthosis
Parakeratotic Increases Spinosum Decreased Granulosum Auspitz Spots Nail Pitting Psoriatic Arthritis |
|
Pemphigus Vulgaris
vs Bullous Pemphigoid |
PV - fatal, anti-Desmosomes, IF throughout, skin & oral mucosa, +Nikolsky's sign(manual separation)
BP-less severe, anti-Hemidesmosomes, linear IF, Eosinophils in the blisters, spares oral mucosa, -Nikolsky's sign |
|
Acanthosis Nigricans
|
Hyperplasia of the SPINOSUM
|
|
Squamous Cell Carcinoma
|
locally invasive
rarely mets ulcerative red lesion ass. c chronic draining sinus Keratin Pearls |
|
Basal cell carcinoma
|
Most Common
sun-exposed NEVER mets rolled edges central ulceration Pearly Papules Palisading nuclei |
|
Melanoma
|
really can mets
S-100 tumor marker sun-exposure fair-skinned Depth correlates with risk of mets Dark Irregular borders Dysplastic Nevus - precursor |
|
Lead Poisoning
affected enzyme accumulated stuff in urine |
Ferrocheletase & ALA dehydratase
Copropophyrin & ALA |
|
Acute intermittent porphyria
affected enzyme accumulated stuff in urine Sxs |
Uroporphyrinogen I synthase
Porphobilinogen & sigma-ALA 5-Ps Painful abdomen Pink urine Polyneuropathy Psychological disturbances Precipitated by drugs |
|
Porphyria cutanea tarda
affected enzyme accumulated stuff in urine |
Uroporphyrinogen decarboxylase
Uroporphyrin(tea-colored) |
|
t(9:22)
|
CML
Philadelphia bcr-abl |
|
t(8:14)
|
Burkitt's lymphoma
c-myc |
|
t(14:18)
|
Follicular lymphoma
bcl-2 |
|
t(15:17)
|
M3 type AML
trans-retinoic acid responsive |
|
t(11:22)
|
Ewing's sarcoma
|
|
t(11:14)
|
Mantel cell lymphoma
|
|
ALL
|
Children
TDT+ Most responsive to tx spread to CNS & Testes |
|
AML
|
Adults
Auer rods M3 responds to all trans-retinois acid Vit A |
|
CLL
|
>60y/o
Smudge cells Indolent course Warm antibody IgG similar to SLL |
|
CML
|
t(9:22) bcr-abl
transform for AML2/3 or ALL1/3 Blast Crisis very low Leukocyte ALP Tx: Imatinib |
|
Plummer-Vinson Syndrome
|
Dysphagia(webs)
Glossitis Iron deficiency anemia |
|
FAP
Familial Adenomatous Polyposis |
AD mutation of APC on chromosome 5q
Two-hit Thousands of polyps always rectal involvement Gardener's-FAP c osseous & soft tissue tumors, retinal hyperplasia Turcot's-FAP c brain involvement |
|
HNPCC or Lynch syndrome
|
mutations of DNA mismatch repair genes-progress to CRC
Proximal colon always involved |
|
Peutz-Jeghers syndrome
|
Benign polyposis syndrome
increase risk of CRC can go visceral Hamaromatous polyps of colon & small intestine hyperpigmented mouth, lips, hands, & genitalia |
|
Gilbert's syndrome
|
mildly decrease UDP-glucuronyl transferase or decrease bilirubin uptake
asymptomatic elevated unconjugated bilirubin |
|
Crigler-Najjar syndrome, type I
|
absent, UDP-glucuronyl transferase
pts die within few years |
|
Crigler-Najjar syndrome, type II
|
less severe & responds to Phenobarbital which increases liver enzyme synthesis
|
|
Dubin-Johnson syndrome
|
Conjugated HYPERbilirubinemia d/t defective liver excretion
Black liver Rotor's syndrome-similar but milder with no Black Liver |
|
cAMP
endocrine hormones (FLAT CHAMP) |
FSH
LH ACTH TSH CRH hCG ADH(V2) MSH PTH Calcitonin Glucagon |
|
cGMP
|
NO
EDRF ANP |
|
IP3
(GGOAT) |
GnRH
GHRH Oxytocin ADH(V1) TRH |
|
Steroid Receptor
|
Gluccocorticoid
Estrogen Progesterone Testosterone Aldosterone Vit. D T3/T4 |
|
Tyrosine Kinase
|
Insulin
IGF-1 FGF PDGF Prolactin GH |
|
Histiocytosis X
Langerhans cell histiocytoses |
monocyte lineage
Proliferative S-100 & CD1a Birbeck Granules(tennis rackets) |
|
Friedreich's Ataxia
|
AR; Tri-nucleotide repeat-
GAA=frataxin gene impaired Mitochondrial fx Staggering gait frequent falls nystagmus dysarthria hypertrophic cardiomyo[athy childhood= kyphoscoliosis |
|
Parinaud Syndrome
|
paralysis of conjugate vertical gaze
d/t lesion of sup. colliculi |
|
Sup. Oblique
|
ABducts
Intorts Depresses Lesion=diplopia with downward gaze |
|
Sonic Hedgehog Genes
|
patterning along Anterior-Posterior axis
|
|
Wnt-7 gene
|
apical ectodermal ridge
proper organization along Dorsal-Ventral axis |
|
FGF-gene
|
apical ectodermal ridge
mitosis of underlying mesoderm & provide for Lengthening of limb |
|
Homeobox gene
|
Segmental organization
|
|
Treacher Collins Syndrome
|
1st arch Neural Crest Fails to migrate
Mandibular hypoplasia facial abnormalities |
|
Congenital Pharyngocutaneous Fistula
3rd Arch |
persistence of cleft & pouch
fistula between tonsillar area cleft in lateral neck |