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Clinical significance of elevated alpha-fetoprotein (AFP) in patients with chronic hepatitis C, but not hepatocellular carcinoma.
Am J Gastroenterol. 2004 May;99(5):860-5.
PMID: 15128351
http://0-www.ncbi.nlm.nih.gov.catalog.llu.edu/pubmed/15128351
(note the 15 to 24 to 42 progression; the sensitivity/specificity of 22/94 basically tells you one can quite easily have cirrhosis and in-range afp but it's very unlikely for one to have high afp and no fibrosis/hcc). The blood-based markers are not very reliable indicators. On the strength of that 88 and the afp checking other fibrosis indicators (platelets, wbc, pro-thrombin inr) and scheduling a bx seems prudent - best wishes.
See also:
Clinical significance of elevated alpha-fetoprotein in Alaskan Native patients with chronic hepatitis C.
J Viral Hepat. 2008 Mar;15(3):179-87.
PMID: 18233991
http://0-www.ncbi.nlm.nih.gov.catalog.llu.edu/pubmed/18233991
From what I've seen with other heppers with high AFP's ... things more often than night turn out fine.
Think positive.
Mouse
If this sounds like a bad plan, by all means jump in and be honest...or if anyone wants to share their experience. For example I wonder is there anyone out there who actually had cirrhosis/liver cancer with such a low AFP count of 30.6??
The liver biopsy just frightens me. Because of what could go wrong and has with many people....When I heard there was an alternative I just went for that.
Go a head call me a chicken!
Thanks for all your advice!
D.T
BXs for 2s are not part of the usual protocol because the thinking is the patient is going to tx anyway. However, the prospect that you might miss important information by not having the bx would seem quite a bit scarier than a needle jab...
I have cirrhosis and my AFP runs about 12. My ultasound is normal.
The AFP tests are not diagnostic; they are indicators. They must be used in conjunction with imaging studies to look for malignant tumors when monitoring the patient, or when a doctor suspects that a cancer is present.
If a patient has chronic liver disease and their AFP is significantly elevated, then the patient has an increased risk of having or developing hepatocellular carcinoma in the next year or two. AFP can be elevated, and fluctuate, in patients with chronic hepatitis and cirrhosis.
In these patients, a significant increase in AFP is more important than the actual numerical value of the test result.
Alpha-fetoprotein (AFP) Blood Test
The most widely used biochemical blood test for liver cancer - hepatocellular carcinoma (HCC) is alpha-fetoprotein (AFP), which is a protein normally made by the immature liver cells in the fetus. At birth, infants have relatively high levels of AFP, which fall to normal adult levels by the first year of life. Also, pregnant women carrying babies with neural tube defects may have high levels of AFP. (A neural tube defect is an abnormal fetal brain or spinal cord that is caused by folic acid deficiency during pregnancy.)
In adults, high blood levels (over 500 nanograms/milliliter) of AFP are seen in only three situations:
· HCC
· Germ cell tumors (cancer of the testes and ovaries)
· Metastatic cancer in the liver (originating in other organs)
Several assays (tests) for measuring AFP are available. Generally, normal levels of AFP are below 10 ng/ml. Moderate levels of AFP (even almost up to 500 ng/ml) can be seen in patients with chronic hepatitis. Moreover, many patients with various types of acute and chronic liver diseases without documentable HCC can have mild or even moderate elevations of AFP.
The sensitivity of AFP for HCC is about 60%. In other words, an elevated AFP blood test is seen in about 60% of HCC patients. That leaves 40% of patients with HCC who have normal AFP levels. Therefore, a normal AFP does not exclude HCC. Also, as noted above, an abnormal AFP does not mean that a patient has HCC. It is important to note, however, that patients with cirrhosis and an abnormal AFP, despite having no documentable HCC, still are at very high risk of developing HCC. Thus, any patient with cirrhosis and an elevated AFP, particularly with steadily rising blood levels, will either most likely develop HCC or actually already have an undiscovered HCC.
An AFP greater than 500 ng/ml is very suggestive of HCC.
DragonTamer, my AFP is 150 currently. If you have cirrhosis like myself you have an increased risk of developing HCC. You should be tested every 6 months with a scan and of course liver blood tests. I just had a scan today.
Hope this helps!
Hector
---------------------------
Unfortunately, that's what makes this disease so deadly... my husband also had "no symptoms whatsoever"... and by the time he was diagnosed w/HCV, his liver was cirrhotic. Many people have symptoms, but a larger number don't until their liver has sustained significant damage.
My husband also had a sizable liver cancer diagnosed at the same time as Hep, and his AFP at the time of diagnosis was over 2,000 IU/ml. The docs stated that it's not unusual for Hepatitis C patients to have AFP levels that fluctuate, but ranges from 200 on up should be watched closely, and 400 and up is 'highly indicative' of tumor. (But as some people mentioned before, high AFP levels are present in other kinds of tumors, and some liver tumors do not excrete AFP. ) When looking at AFP it's important to remember it's not a highly sensitive or diagnostic test.
Also, don't sweat the biopsy -- my husband lost sleep for days thinking about it, and it "was a walk in the park" according to him now :). (It was done with a light sedative, and he just about slept thru it.) Although good screening is important (ultrasound, blood tests, etc.), biopsy is still currently the most accurate method to obtain information on "liver damage."
Thanks again everyone and have a fabulous day!!!!
Dragon Tamer
(but you still might want to listen to your Dr's recommendation on that bx - "what I don't know about my liver at this point will only make me stronger " is kinda thin ice..)
Oh I just don't know what to do to be honest... right now I feel good about the AFP results...and aside from some fatigue, which very well could be from stress at work....I feel fine.
That is my biggest issue with starting treatment in general....it is odd to me to think I feel fine now, just a wee bit tired... but then I am going to take meds that could devastate my health.... and for how long...and how bad??? :( I know know can answer this it is different with everyone.
Usually people FEEL sick when they take meds, so it is a whole other ball game.
Any way.... I am still going for tx...and will cross the biopsy test when I come to it.
I am so appreciative of your thoughts.... Would you /anyone mind giving me a couple good reasons why I should have it NOW rather than later...maybe that will help make this decision easier...I just can't think of any and my Dr. is vague about the urgency of it as well. ????? I understand all you have said above, but if I do have cirrhosis is there "anything" else they can do untill I have cleared the virus??
Thanks all Hope your day has been kind to you!
Dragon Tamer
Here's a few reasons why you may want that bx
- yes, AFP fluctuates and that 30 may have been an insignificant spike, but in conjunction with a fibrospect of 88 you want to know how far fibrosis has progressed
- as a g2, your outlook is excellent on a standard 800 rbv/24week regime, but should the bx staging come in at F3/F4 you might want to coordinate a more aggressive plan with your Dr - eg weigh-based or higher rbv, and a longer duration in the absence of rvr
- knowing you fibrosis is advanced is a powerful motivator to have tx succeed and to avoid any alcohol/diet that may compromise the liver
- HR, a physician who occasionally contributes here, has emphasized that a molecule as, if not more, dangerous to the participants on this forum than HCV-RNA is tgf-beta (transforming growth factor beta) the key player in activating the liver's stellate cells into collagen producers. The good news is that recent evidence suggests this process is reversible unless things are too far gone. His list of evidence-supported potential anti-fibrotics is regularly discussed here. If you find your fibrosis is already advanced you may want to consider taking some of these in addition to shooting for SVR. A detailed and free-access discussion of what promotes and reverses fibrosis is here:
http://www.****.nlm.nih.gov/pubmed/17663771
All the best.
So, stay on top of it, but don't obsess over it--the stress can be bad for your health too!
I have genotype 1a, I have been on three different treatments, without success, however, my understanding is that my genotype is more resistant to treatment.
Wishing you the Best!
Gracie
my aunt has hepatitis c with viral count about 2 millions,,,,her AFP is 29 with no focal masses in the liver in CT scan..
no ascities,, mild lower limb edema
normal bilirubin and albumin
so what do u think ???does she have HCC or no???
Bill