Get Virtual Care
  • Primary Care
  • Urgent Care
  • FAQs
  • Support Center
For Businesses
  • Direct Primary Care for Organizations
  • For DMEs and Pharmacies
  • For Health Plans
  • For Providers
About Us
  • Who We Are
  • Why HealthTap
  • Our Standards
  • Contact
Log in
Book a video appointment
Book now
  • Get Virtual Care

    • Primary Care
    • Urgent Care
    • FAQs
    • Support Center
  • For Businesses

    • Direct Primary Care for Organizations
    • For DMEs and Pharmacies
    • For Health Plans
    • For Providers
  • About Us

    • Who We Are
    • Why HealthTap
    • Our Standards
    • Contact
Log in to HealthTap
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
Overview
Tests for
Related questions
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
Tests
Chromogranin A

Chromogranin A

Share

Link copied

Tests for

Multiple endocrine neoplasia syndromes
Condition
Pheochromocytoma
Condition
Carcinoid syndrome
Condition

Related questions

A 41-year old asked:

Whats the test using chromogranin a?

1 doctor answer • 1 doctor weighed in

A 25-year old female asked:

What are the normal levels for chromogranin a and when is it a concern ?

1 doctor answer • 1 doctor weighed in

A 77-year old female asked:

What is the normal range for a chromogranin a my test shows high with 21.00 nc/ml?

1 doctor answer • 4 doctors weighed in

A 41-year old female asked:

What can be the cause of a result for serum Chromogranin A way under reference values?

1 doctor answer • 2 doctors weighed in

A 37-year old asked:

Went to endocrinologist and said I have high chromogranin a in my blood.Whats that?

1 doctor answer • 1 doctor weighed in

A 77-year old female asked:

Why did the dr order a 24hr urine test, my chromogranin a show high.Why are they looking for?

1 doctor answer • 1 doctor weighed in

A 31-year old asked:

Endocrinologist says I have high chromogranin a in my blood. What does that mean? Is it serious?

1 doctor answer • 1 doctor weighed in

A 25-year old female asked:

Is it possible to have false positives for chromogranin A , vasoactive instestional peptides, 5-hiaa? All these test have been high than others normal

1 doctor answer • 1 doctor weighed in

A 43-year old asked:

Went to endocrinologist and did blood test on me and said I have high chromogranin a in my blood..What does this mean?

2 doctor answers • 4 doctors weighed in

A 77-year old female asked:

My chromogranin a blood test shows high 21.00 , according the lab, what does that mean?

1 doctor answer • 3 doctors weighed in

A 77-year old female asked:

24hr urine test show 3.5 mg on hydroyindindoleacetate but 2l, 00 on chromogranin a is this normal, or does it show possible carcinoid tumor?

1 doctor answer • 1 doctor weighed in

A 57-year old female asked:

I test positive for the Chromogranin A blood test and negative on the 24 hour 5-HIAA test . The blood value was 150 . I have read that 80% of the time it test positive you have carcinoid tumor. What do you think ?

1 doctor answer • 1 doctor weighed in

A 29-year old female asked:

What is my dr testing for with these tests? Gastrin, tryptase, calcitonin, chromogranin a. Histamine, 5-hiaa, cortisol, free, 24hr urine

1 doctor answer • 1 doctor weighed in

A 56-year old female asked:

My metanephrine free was 232pg/ml suggestive of a pheochromocytoma(1) suggested I rpt the 24hr urine & serum chromogranin A for confirmation. Normal?

1 doctor answer • 1 doctor weighed in

A 54-year old female asked:

I have hereditary hemochromatosis. After giving a half a pint of blood, the nurse then proceeded to draw my normal labs CMP, chromogranin A, and iron panel. Wouldnt her just drawing a half a pint off of me alter results ofthese other chemistries?

1 doctor answer • 1 doctor weighed in

A 54-year old female asked:

Chromogranin A 166.1 (0.0-101.8 ng/ml) 5HIAA urine normal,all other blood work normal. Abd MRI normal.What would cause this elevation? No one can figure out my intermittent severe abd pain.Also I have no gallbladder.I freeze up when Im at Dr to ask.

1 doctor answer • 1 doctor weighed in

A 33-year old female asked:

Chromogranin a 3000, no zollinger-ellison syndrome or men 1. ideas? egd, colonoscopy, sandostatin, (octreotide) ct. Contrast. mystery

1 doctor answer • 4 doctors weighed in

A 45-year old asked:

Went to endocrinologist they said I have high chromogranin. What does this mean?

1 doctor answer • 2 doctors weighed in

A 45-year old asked:

Is a blood test blood for chromogranin the best way to diagnose pheocromocytomas?

1 doctor answer • 2 doctors weighed in

A 25-year old female asked:

Can untreated gitelman syndrome (diagnosing now) cause a false positive on a VIP, 5hiaa & chromogranin test? 1 positive, 3 negatives for each.

1 doctor answer • 1 doctor weighed in

A 28-year old male asked:

What does it mean if my Chromogranin test level was below the normal range? Does that indicate anything? I know an elevated level is Carcinoid but what about low? CgA= 1.1 APTT=29 INR= 1.0

1 doctor answer • 1 doctor weighed in

A 25-year old female asked:

What type of tumors could cause numbness on left side of body? A lot in middle night. High vip, high chromogranin, hypok, dehydration. Undiagnosed!

2 doctor answers • 2 doctors weighed in

A 25-year old female asked:

Can Renal cyst cause hight chromogranin and high vip levels? Also hypoK and dehydration.

1 doctor answer • 1 doctor weighed in

A 38-year old male asked:

Gastric biopsy: The tumor is present in one of four fragments and extends to the edges of the tissue fragment. Immunostain chromogranin is positive in the NET. Ki-67 shows a proliferation rate of 1-2%. DR said its benign. Is this still cancer?

1 doctor answer • 1 doctor weighed in

A 25-year old female asked:

Elevated vasoactive intestinal peptides chromogranin & 5-hiaa. Could these tests be linked? Or is one incorrect. Hypokalemia and dehydration.

1 doctor answer • 2 doctors weighed in

A 39-year old male asked:

Got a pathology report back for a gastric biopsy. It said chromogranin and synaptophyisn show linear and micronodular ECL hyperplasia; Ki-67 immunostain is evaluated. What does it being evaluated mean? Should I expect to get a proliferation rate?

1 doctor answer • 2 doctors weighed in

A 25-year old female asked:

Can GI issues cause hypokalemia and false positive Chromogranin and vasoactive intestinal peptides ? One high reading one regular reading for both.

1 doctor answer • 1 doctor weighed in

A 25-year old female asked:

Endo tumor symptoms fluctuate? One day I'll be fine next day hypoK, numbness, chills, back ache, cramping. Undiagnosed but high vip & chromogranin.

1 doctor answer • 1 doctor weighed in

A 71-year old male asked:

I recently had appendicitis. controlled by antibiotics. Scan shows it to still be swollen and surgery recommended. Chromogranin was 457. I had a lung carcinoid removed in 1996. Meds include long use of prilosec and valsartin. Thoughts?

2 doctor answers • 4 doctors weighed in

A 25-year old female asked:

What would come to mind? HypoK, dehydration, hot flashes, no period, weakness, abdominal cramps, hot flashes, numbness, high vip & chromogranin

3 doctor answers • 4 doctors weighed in

HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited

For Businesses

Direct Primary Care for OrganizationsFor DMEs and PharmaciesFor Health PlansFor Providers

Company

About UsSupport CenterContact Us

Health Content

Health TopicsDoctor Q&A by Specialty

Join Us

For DoctorsJobs
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.