Health screening Flashcards
Purpose of screening
Detect those at risk for early treatment/diagnosis
When is CST offered
10 to 14 weeks
Factors for screening
THE CONDITION (3)
Well known
Severe consequences
Frequent presentations
Factors for screening
THE TREATMENT (2)
Effective treatment available
Evidence early diagnosis improves outcomes
Factors for Screening
THE SCREENING TEST (3)
Simple and acceptable
Benefits should outweigh risks
Accurate
What is specificity
Correctly detecting health as non-affected
Sensitivity/detection rate
Correctly identifying as affected
False positive
Not affected, but identified as so when they are healthy
False negative
mislabelling as healthy when they are affected by the condition
To be a good screening test (3)
High sensitivity
High specificity
(Avoid missing and over diagnosing)
Therefore cost effective
Risks of screening (3)
Overdiagnosis
Overmedicalisation
Increased anxiety
Benefits of screening (3)
Early diagnosis
Treatment can be applied to prevent complications
If not treatment available allows for decision making
Uk antenatal and newborn screening (6)
Fetal anomaly (scan and chromosomal testing)
Genetic RBC disorders (sickle cell and thalassaemia)
Screening for HIV, Hep B, syphilis as infectious diseases in pregnancy
Anomaly screening after birth (NIPE)
Newborn blood spot test for inherited metabolic diseases
Newborn hearing test for detection of congenital deafness
Other screening in pregnancy
Preeclampsia
Rh neg
Growth restriction (GAP chart)
Glucose tolerance
Anaemia
Mental health
Gender based violence
GBS
First trimester antenatal care at ? Weeks
8-10 weeks - booking appt
11-14 - dating scan/cubs
Second trimester care schedule
16 weeks
20 weeks (anomaly scan)
25 weeks
Booking bloods test
Infectious disease screening
Blood group
FBC
What in booking appt? (9)
Full obstetric/medical/family history
Gender based violence
Mental health screening
Baseline height/weight/BMI
Baseline observation- BP/pulse/urinalysis
Booking bloods
Urine culture
Co monitoring (smoking)
VTE risk assessment
What is VTE risk assessment
For Venothromboembolism
11-14 weeks dating scan looks at (4)
Single vs multiple pregnancy
Dating/EDD
Early anomaly screening
Chromosomal anomalies (CST)
At what weeks CST?
11-14 weeks
What happens at 16 week appt (3)
BP
Urinalysis
Mental health and wellbeing
What is 20 week scan?
Detailed- looks at 11 anomalies
What at 25 week appt? (5)
BP
Urinalysis
SFH (Symphysis-Fundal Height)
Fetal movements and auscultation
Mental wellbeing
What is SFH
Symphysis fundal height