Houston Methodist. Leading Medicine.
Houston Methodist. Leading Medicine

Aqueous Humor

Aqueous Humor


A single closed syringe with syringe cap (not needle). Label the syringe (see below for sample). Specimen will be distributed in our lab as necessary.

Minimum volumes required:

Viral PCR studies (HSV, HZV, CMV etc): minimum 200 uL (0.2 mL)
Cytology, flow cytometry, special stains: additional 200 uL (0.2 mL)

Sample label:

Patient’s name (Last name, First name)
Patient’s date of birth)
Hospital or clinic identification number
Specimen type (“aqueous humor”)
Specimen site (right/left eye)

Test Request Form

Please download and fill out an HMDL Ophthalmic Surgical Pathology Form (PDF format / Word format). Place the sample and test request form in a sealed specimen bag. Please be sure to provide a detailed history and any specific questions to be answered.


Pack the sample with test request form in ice or include ice pack.
Send overnight by Fedex or other courier with sample tracking.

Shipping Address

Houston Methodist Diagnostic Laboratories
Attention: Dr. Chevez-Barrios
6565 Fannin Str., M247
Houston, TX 77030
Tel: 713-441-1250
Fax: 713-793-1603

Contact information: Laboratory Client Services

Hours: Monday – Friday 7:00 AM – 6:00 PM (CST)
Phone: (713) 441-4411 or 1 (855) 522-3282 (LABDATA)
Fax: (713) 441-4412