Loading....
Coupon Accepted Successfully!

 

Neonatology

  1. Definition: Neonate- (Birth to < 28 days or 168 hrs)
    1. Early neonatal period < 7 days Q
    2. Late neonatal period 7 days to-< 28 days Q
    3. Pre term - Gestational age <37th weeks (258 days or less) Q
    4. Post term - Gestational age > 42 weeks (294 days or more) Q
    5. Low birth weight - BW less than 2500 gm Q
    6. Very LBW - BW less than 1500 gm Q
    7. Perinatal period- 20 week of gestation to - 7th day after birth Q
    8. Extremely LBW – BW less than 1000gms. Q
    9. -AGA--- 10th to 90th percentile for the gestation.
    10. -SGA --- BW less than 10th percentile for their gestational age.
    11. -LGA --- BW more than 90th percentile for their gestational age.
  2. Normal New Born
    1. L-50 cm
    2. HC-33-35 cm
    3. US/LS: 1.7-1.9
    4. HR: 120-160 /min
    5. RR: 35-40/min
    6. Weight loss - upto 5 to 10% BW. In first week of life (in preterm baby could be 5 to 15%)Q
    7. Regains BW by 10th postnatal day
    8. Urine with in 48hrs/ Q Stool (meconium) -24hrs Q
    9. Cord falls-5 to l0 days Q
  3. Minor clinical problems:
    1. Milia: Distended sebaceous glands on face and neck
    2. Erythema toxicum: 2-3 day, erythematous papules- eosinophilic infiltrates, appears on trunk & face, disappears by 1- 3 day, not present at birth
    3. Mongolian spots: Misnomer, buttocks and trunk, disappear by one year. Due to increased melanocyte.
    4. Stork bites: Pinkish gray capillary hemangioma on the nape of neck, upper eyelid, forehead & root of nose, present at birth.
    5. Sub conjunctiva] hemorrhages
    6. Breast engorgement
    7. Epstein pearl: Palatal/ Preputial
    8. Pre- deciduous teeth (natal teeth)
    9. Vaginal-bleeds-3rd to 7th Day, due to transplacentally transferred estrogen
    10. Physiological phimosis- seen in 80% new born
    11. Cephalhematoma: 0.5 - 2.5% of all births; not present at birth, appear 12 to 24 hr after birth.
      1. Forceps, vacuum- extraction and prolonged labour
      2. Subperiosteal bleed, soft and fluctuant with well-defined margin.
      3. May be complicated with infection, hyperbilirubinemia
      4. Parietal and temporal bone
    12. Caput succedaneum: Edema of the scalp. It is soft pits on pressure but is not fluctuant, Present at birth, disappear by 24 hours.




Test Your Skills Now!
Take a Quiz now
Reviewer Name