Fetal Humerus Normal Measurements

Fetal Humerus

The humerus is considered shortened if it is more than 2 standard deviations below that expected for gestational age. This is a marker for Trisomy 21.

The table below indicates the -2 Standard deviation measurement for completed weeks of gestation.

Completed Weeks -2SD in mm
11 5
12 7
13 8
14 10
15 11.5
16 17
17 20
18 21.5
19 24
20 26
21 26
22 29
23
34
24 34
25 38
26 40
27 43
28 45
29 46
30 47
31 49
32 51
33 51
34 53.5
35 54
36 57
37 57
38 58
39 59.5
40 60
41 62

...Go back to normal sonographic measurements homepage

AndyC	Latest page update: made by AndyC , Mar 12 2009, 7:45 AM EDT (about this update About This Update Edited by AndyC 1 word added 1 word deleted view changes - complete history)
	Keyword tags: fetal humerus normal measurments ultrasound More Info: links to this page

Threads for this page

Post a new thread

There are no threads for this page. Be the first to start a new thread.

Related Content

(what's this?)

Digital Markers in Radiography	degradation of exposure index due to processsing delay	tnx
I have a maisonnueve fracture,, help	hye, want to know more about arifacts in film artifacts	GI series
C-Arm for diagnostic xrays???	my first post	affect delayed scanning image plate in computer radiography?
Congratulations!	Basic Ultrasound Physics	Pancreas

JavaScript must be enabled in order for you to contribute to this site.
To start contributing, enable JavaScript by changing your browser options, then try again.

Home