Chapter 9 - Medical Disorders in pregnancy

Which of the folowing are important in the Ix of severe hyperemesis gravidarum?
a. urine dipstick examination
b. haematocrit
c. Thyroid function tests
d. HCG estimation
e. An US examination

Which of the following are recognised complications of hyperemesis gravidarum?
a. dehydration
b. oesophageal bleeding
c. intracranial bleeding
d. hypertension
e. ketosis

Physiological anaemia of pregnancy:
a. results from inc plasma V
b. results from decreased RBC mass
c. is greatest at term
d. results from dec plasma V and inc RBC mass
e. results from decreased iron stores

Microcytic anaemia:
a. results from low vit b12
b. has an MCV > 100fL
c. requires further Ix w serum iron and iron-binding capacity
d. results from iron deficiency
e. causes significant fetal morbidity

Iron deficiency in pregnancy:
a. results from incr maternal RBC mass
b. is managed w 300mg elemental iron per day
c. is characterised by low serum ferritin
d. commonly causes a macrocytic anaemia
e. is assoc w incr fetal loss

Which of the following statements regarding isoimmunisation is true?
a. all Rh(D)-neg women should have their red-cell antibodies checked at 26-28 wks gestation
b. Rh(D)-neg women who have an ectopic pregnancy should be given Rh(D) immunoglobulin
c. A woman who is Rh(D)-neg (w no RBC antibodies) and gives birth to an infant who is Rh(D)-positive does not need anti-D immunoglobulin
d. If an Rh(D)-neg woman's partner is Rh(D)-pos, the baby will certainly be affected by HDN
e. the disease process is likely to be more severe if a woman has had antibodies in her previous pregnancy

Gestational diabetes:
a. occurs in 25% of pregnancies
b. may recur in subsequent pregnancies
c. incr the risk of pre-eclampsia
d. if treated, improves maternal survival
e. occurs more freq in women w a higher BMI before pregnancy

AbN glucose tolerance during pregnancy:
a. occurs because of incr insulin resistance
b. incr the risk of later T2D
c. incr perinatal morbidity
d. can be prevented
e. is assoc w an incr c-section rate

Preeclampsia:
a. is characterised by convulsions
b. should be treated w aspirin in all pts
c. is defined as hptn plus organ involvement in pregnancy
d. is always assoc w IUGR
e. can be safely treated w ACE-I

DVT in pregnancy:
a. occurs in 1/100 pregnancies
b. is diagnosed w D-dimer
c. may be treated w low-molecular-wt-heparin
d. is always assoc w a thrombophilia syndrome
e. is treated w 12 wks w warfarin

Therapy for pulmonary embolus in pregnancy:
a. is commenced using therapeutic doses of warfarin
b. continues for 12/52
c. initially involves IV unfractionated heparin
d. always requires the addition of a vena caval filter
e. with heparin puts the fetus at risk as it crosses the placenta

Thromboprophylaxis in pregnancy should be:
a. offered only to women w a hx of PE
b. offered when there are multiple risk factors
c. given to pts w a thrombophilia syndrome
d. w subcut heparin
e. w low-dose warfarin

Which of the following statements is incorrect?
A. Wernicke's encephalopathy, which is due to thiamin deficiency, is characterised by ataxia, opthalmoplegia, confusion and impairment of short-term memory.
B. A molar pregnancy is an abN form of pregnancy- a non-viable, fertilized egg implants in the uterus & converts N pregnancy processes into pathological ones - characterized by the presence of a hydatidiform mole
C. Anencephaly is a cephalic disorder from a NTD - occurs when cephalic (head) end of NTD fails to close btwn 23-36 day of preg - results in absence of major portio nof barin, skull and scalp
D. Central pontine myelinolysis is a neurologic disease caused by severe damage of the myelin sheath of nerve cells in the brainstem, more precisely in the area termed the pons.
E. none of the above