Our Services
Anorectal Conditions
- Hemorrhoids
- Anal Fissures
- Perirectal Abscess & Fistula
- Anal Warts (Condyloma)
- Pilonidal Disease
- Anal Cancer
- Pruritus Ani
Minimally Invasive Laparoscopic Colon Surgery
Colorectal Pelvic Floor Disorders
CSA in the News
Patient Registration
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At Colorectal Surgical Associates in Houston, Texas, we strive to provide our patients the utmost courtesy, comfort and privacy. Our Houston Colorectal Surgeons utilize many advanced and non-surgical techniques for your diagnosis & treatment to ensure a comfortable and quick recovery.
Conventionally Open Surgery versus Minimally Invasive Laparoscopic Surgery
Learn about the technique we perform the surgery with tiny incisions, and operate without opening up the abdomen to air.
Learn More About Laparoscopic Surgery
Laparoscopic colon surgery has been shown to be as safe and effective as open surgery, while offering many additional benefits.
Open Surgery Video • Laparoscopic Surgery Video

Dr. Eric Haas and His Fellow Surgeons Drs. Bartley Pickron and Ali Mahmood Highlight TEVA: Minimally-Invasive Rectal Tumor Removal
Houston Colorectal Surgeon on Importance of Screenings for Colon Cancer Awareness Month
CSA on NBC Local 2 Healthbeat



