COMLEX random Flashcards
Ligament that connects the uterus, fallopian tubes, and ovaries to the pelvic side wall; also contains the ovaries, fallopian tubes, and round ligament of uterus
Broad ligament
Ligament that connects the ovaries to the lateral pelvic wall and contains the ovarian vessels
Suspensory ligament of the ovaries (aka infundibulopelvic ligament)
Ligament that connects the cervix to the side wall of the pelvis and contains the uterine vessels
Cardinal ligament
LH stimulates the theca cells to do what?
Produce androgens, androstenedione, and testosterone
FSH stimulates the granulosa cells to do what?
Convert androstenedione to estriadol via aromatase
What is the funtion of the corpus luteum after implantation
Produce progesterone to maintain the pregnancy until the syncytiotrophoblast takes over around 8-10 weeks
Menorrhagia, dysmenorrhea, pelvic pain, ENLARGED UTERUS
adenomysiosis (endomotrium within the myometrium)
Ovarian tumor composed of thyroid-like follicles
Struma ovarii
Can partial moles have a heartbeat?
Yes
Drug that can treat both breast cancer and osteoporosis
Raloxifene
Bilateral adnexal cysts in someone with multiple gestations, trophoblastic disease, ovarian hyperstimulation, or pregnancy complicated by fetal hydrops is most likely what
Theca-lutein cysts
What causes the formation of theca-lutein cysts?
Leutinization and hypertrophy of the theca-interna cells due to excessive B-hCG stimulation
Ovarian tumor associated with ascites and pleural effusions
Fibromas; this is known as Meig’s syndrome
Are BRCA1 and 2 tumor suppressors or oncogenes?
Tumor suppressors
Serum levels of what are used to confirm menopause?
Increased FSH
Why is FSH increased in menopause?
Loss of negative feedback from decreased levels of estrogen
If someone has galactorrhea from antipsychotic medications, what is your first step in tx?
Adjust the doses of antipsychotics, don’t want to give DA agonists as that may worsen schizophrenia
What is a threatened abortion?
Uterine bleeding within the first 20 weeks of gestation
What is an inevitable abortion?
Uterine bleeding, lack of fetal heart tones, and a dilated cervix
In the 3 main congenital adrenal hyperplasias (17a-hydroxylase, 21-hydroxylase, and 11B-hydroxylase deficiencies), what hormone is decreased in all 3 cases?
Cortisol
Female neonate with masculinization and HTN
11B-hydroxylase deficiency
Lab values in 11B-hydroxylase deficiency
Decreased alsoterone, increased 11-deoxycorticosterone (what causes the HTN in this case), decreased cortisol, increased sex hormones (what causes the virilization)
Most common area to find boob cancer
Upper outer quadrant
Freely moveable, well marginated mass beneath the areola that produces a serous effusion from the nipple
Intraductal papilloma
How is an intraductal papilloma different from a fibroadenoma?
Fibroadenomas don’t produce discharge
Pregnancy category D
Risk to the fetus, but the risks of stopping drug therapy are greater than the risk to the fetus
Pregnancy category A
Have been studied in pregnant women and shown to have little affect on the fetus
Category B medications
Have not been shown to affect the fetus, but there are inadequate human studies
Category C medications
Have been shown to have adverse affects in animals but have not been studied in humans
Key difference between placenta abruption and placenta previa
Presence of pain (in abruption)
Endometriosis puts the patient at risk for what?
Infertility
Most common cause of 2ndary ammenorhea
Eggo is preggo
When is a fetus most susceptible to teratogens?
Weeks 3-8
Beta-waves are seen in which stage of sleep
Awake, eyes open AND REM
Alpha-waves are seen in which stage of sleep
Awake with eyes closed
Theta waves are associated with which sleep stage?
N1
Sleep spindles and K complexes are in what sleep stage
N2
Sleep-walking, night terrors and bedwetting occur in this stage of sleep
N3
Delta waves are seen in which stage of sleep.
N3
What neurotransmitter is key to initiating sleep
Serotonin in the raphe nucleus.
What will you see on a CT scan if someone has constrictive pericarditis
Calcifications around the heart
Common cause of constrictive pericarditis in immigrants
TB
What will you see in RA pressure tracing in constrictive pericarditis
Steep X and Y descents
MOA for Salmonella causing watery then bloody diarrhea
Direct activation of the immune response leading to increased cAMP
How many organisms does shigella need to cause illness
~10 (very virulent)
Injury to this nerve will cause weakness of the flexor carpi ulnaris, medial half of flexor digitorum profundus, medial 2 lumbricals, all interrossei, the lumbricals, and the ADductor pollicis
Ulnar nerve at the medial epidondial
What other conditions are vitiligo patients likely to experience?
Autoimmune conditions (remember, having one autoimmune dx, vitiligo, predisposes to having other autoimmune dxs)
In private practice, are doctors legally obligated to take new patients?
Nope
Difference between guttate and plaque psoriasis
Guttate is small salmon colored lesions, while plaque psoriasis is larger, well, plaques of pink lesions
When is a non-complete heart block at risk of progression to a complete (3rd degree) heart block
When it involves the His-purkinje conduction system, like Mobitz II block
Once you rule out reversible causes for a 3rd degree block, what do?
Put in an implantable pacemaker
Is medicare or medicaid for poor people?
Medicaid
Name a drug you can use for a prolactinoma besides bromocriptine
Cabergoline
Drugs that bind tubulin and block polymerization of microtubules
Vinblastine and vincristine
Drugs that STABILIZE microtubles, resulting in a failure of mitosis
Taxanes: paclitaxel
First generation sulfonylureas
Tolbutamide, chorpropamide
2nd gen sulfonylureas
Glyburide, glimepiride, glipizide
AE specific to 1st gen sulfonylureas
Disulfiram-like effects
AE of sulfonylureas in general
Hypoglycemia
Diabetes drug class that causes edema (can lead to HF), weight gain and hepatoxocity
Glitazones/thiazolidinediones
Graves dx is what type of hypersensitivity
Type II, non-toxic
Who carries pertussis and how is it spread
Pertussis is only carried by humans and is spread via respiratory droplets
What is better to screen for thyroid problems with? TSH or T4
TSH
Why is TSH better for screening for thyroid problems than T3 or T4
More sensitive; TSH levels show greater change before T3 and T4
What WBC is the key player in asthma
Eosinophils
Recurrent oral/genital ulcers, uveitis, erythema nodosum
Behcet syndrome
Proposed pathophysiology of Behcets
Immune complexes that attack large and small blood vessels in the body
Insidious onset of a limp and pain in the anterior hip or knee in boys 4-10 y/o
Legg-Calve-Perthes disease (avascular necrosis of the femoral head)
In Legg-Calve-Perthes disease, what will x-ray show?
Femoral head is wide and flat due to collapse
Findings in familial dysbetalipoproteinemia
Increased total cholesterol, chylomicron remnants and VLDL, xanthomas
Defect in what in familial dysbetalipoproteinemia
ApoE
Normal function of ApoE
Allows, along with ApoB48, for the LDL receptors on the liver to recognize chylomicrons and to be taken up into the liver and made into VLDL
What classification of hyperlipidemias is familial dysbetalipoproteinemia
Type III
Type IV hyperlipidemia is aka as
Hypertriglyceridemia
Hypertriglyceridemia is due to what?
Overproduction of VLDL
What 4 bones make up the pterion
Frontal, parietal, temporal, sphenoid
Woman on an anti-seizure med has a baby with cleft lip/palate, nail hypoplasia, growth retardation, mental deficiency and cardiac defects. What drug was she on and what is the syndrome
Phenytoin causing fetal hydantoin syndrome
What is the drug of choice to reduce inflammation in ulcerative colitis
Sulfasalazine
Where is the genetic defect in patients who are susceptible to malignant hyperthermia
Ryanodine receptors
Main symptom in diverticulosis
Painless rectal bleeding
Test of choice to diagnose diverticulosis
Barium enema
Bilateral tender breast lumps that change in size with menstrual period, usually decreasing in tenderness and size after menses
Fibrocystic changes
What is Leser-Trelat sign and what is it a sign of?
Numerous seborrheic keratosis (brown spots errwhere) and it is a sign of many different kinds of internal cancers
Treatment for Kawasaki’s disease
IVIG and ASA (yep, even in kids)
In severe diarrhea, what metabolic change are you likely to see
Hypovolemic hyponatremia
What does Medicare part A cover
In-patient hospital care, skilled nursing, hospice care, and home health care
What does medicare part B cover
Out-patient care, physical therapy, occupational therapy
What does medicare part C cover
Medicare advantage plan, covers parts of A and B
What does medicare part D cover
Prescription drugs (D=drugs)
Absence of what in paroxysmal nocturnal hemobloginuria
CD55 and 59
Lactose negative, H2S positive organisms
Proteus and salmonella
Lactose negative, H2S negative organism
Shigella
Hereditary fructose intolerance is due to a deficiency in what?
Aldolase B
What is necessary for the diagnosis of pre-eclampsia
2 serial BP readings of >140/90 6 hours apart and proteinuria >300 mg/24hrs
What do you do for the initial management of meniscal tears?
RICE and NSAIDs
Tanner stage 1
Childhood; no sexual development
Tanner stage 2
Pubic hair appears (pubarche) and breast bud forms (thelarche)
Tanner stage 3
Pubic hair darkens and gets curly; penis size/length increases; breast enlargens
Tanner stage 4
Penis width increases, darker scrotal skin, development of glands; raised areolae (i.e. 2ndary mound develops)
Tanner V
Adult; areolae are no longer raised
Tumor marker associated with pancreatic cancer
CA19-9
Sudden sexual dysfunction or fecal/urinary incontinence in someone with lower lumbar back pain raises suspicion of what?
Cauda equina syndrome
What is the cause of cauda equina syndrome?
Massive posterior disc herniation
Is cauda equina syndrome a medical emergency?
Yes!
Identity disturbance, impulsivity and suicidal behavior are signs of what personality disturbance?
Borderline personality disorder (Cluster B)
Attention seeking, inappropriate sexual conduct, and rapidly shifting emotions are a sign of what personality disorder
Histrionic (Cluster B)
What is the treatment of choice for someone with severe symptomatic aortic stenosis
Valve replacement
Presentation of squamous cell bladder cancer
Painless gross hematuria, suprapubic pain
What are some risk factors for squamous cell bladder cancer?
Smoking, shistosome infections, aniline dyes, petroleum byproducts
DOC for shistosomiasis
Praziquantel
Key to diagnosing thrombotic thrombocytopenic purpura
Unusually large monomers of vWF (due to lack of ADAMTS-13)
If someone needs a shock, do you do CPR before or after?
After (if you have already confirmed that the rhythm is shockable)
Tx for Guillain-Barre
Respiratory support, plasmaphoresis, IVIG
Will N. meningitidis ferment maltose?
Yes (gonorrhea is the one that doesn’t ferment maltose)
Attachments of the ulnar collateral ligament
Inferior medial epicondyle to the medial coronoid process
Ulnar collateral ligament resists what type of stress?
Valgus (medial)