Gynecomastia | Targeted Fat Reduction of Pseudogynecomastia in the Male Breast Using the ZELTIQ Coolsculpting System

Gynecomastia research study

What is the primary objective of this study?

Who is eligible to participate?

Inclusion Criteria: - INCLUDED: 1. Male subjects > 18 years of age and < 70 years of age. 2. Subject has clearly visible, palpable, excess fatty tissue in their breast area, and minimal fibrous tissue. 3. Subject has not had weight change exceeding 10 pounds in the preceding month. 4. Subject agrees to maintain their weight (i.e., within +/- 5 pounds) by not making any major changes in their diet or lifestyle during the course of the study. 5. Subject has read and signed a written informed consent form. Exclusion Criteria: EXCLUDED: 1. Subject has had a surgical procedure(s) in the area of intended treatment. 2. Subject has had an invasive fat reduction procedure (e.g., liposuction or mesotherapy) in the area of intended treatment. 3. Subject has had a non-invasive fat reduction and/or body contouring procedure in the area of intended treatment. 4. Subject needs to administer, or has a known history of, subcutaneous injections into the area of intended treatment (e.g., heparin, insulin) within the past month. 5. Subject has a known history of cryoglobulinemia, cold urticaria, or paroxysmal cold hemoglobinuria. 6. Subject has a known history of Raynaud's disease, or any known condition with a response to cold exposure that limits blood flow to the skin. 7. Subject has a history of bleeding disorder or is taking any medication that in the investigator's opinion may increase the subject's risk of bruising. 8. Subject body mass index (BMI) exceeds 30. BMI is defined as weight in pounds multiplied by 703 divided by the square of the height in inches. 9. Subject is taking or has taken diet pills or diet supplements within the past month. 10. Subject has any dermatological conditions, such as moderate to excessive skin laxity, or scars in the location of the treatment sites that may interfere with the treatment or evaluation. 11. Subject is unable or unwilling to comply with the study requirements. 12. Subject is currently enrolled in a clinical study of any other unapproved investigational drug or device. 13. Personal history of previous breast malignancy. 14. Any other condition or laboratory value that would, in the professional opinion of the investigator, potentially affect the subject's response or the integrity of the data or would pose an unacceptable risk to the subject. 15. Subject is taking any medication which could cause abnormal breast enlargement - including but not limited to: digoxin, furosemide, gonadotropins, clomiphene, phenytoin, and exogenous testosterone, ketoconazole, metronidazole, alkylating agents, cisplatin, spironolactone, cimetidine, flutamide, finasteride, etomidate, isonicotinic acid hydrazide, methyldopa, busulfan, tricyclic antidepressants, diazepam, penicillamine, omeprazole, phenothiazines, calcium channel blockers, angiotensin-converting enzyme (ACE) inhibitors. 16. Recent history (within the past 5 years) of substance abuse (alcohol, marijuana or heroin). 17. Subject has no history of the following medical conditions: Klinefelter syndrome, Congenital anorchia, Testicular trauma, Testicular torsion, Viral orchitis, Kallmann syndrome , Pituitary tumors, Malignancies that increase the serum level of hCG (eg, large cell lung cancer, gastric carcinoma, renal cell carcinoma, hepatoma), Renal failure, Hyperthyroidism, Malnutrition, Androgen insensitivity syndrome, Five-alpha-reductase deficiency syndrome

Which medical condition, disease, disorder, syndrome, illness, or injury is researched?


Study Interventions

Interventions can include giving participants drugs, medical devices, procedures, vaccines, and other products that are either investigational or already available or noninvasive approaches such as surveys, education, and interviews.

Device:Zeltiq Coolsculpting SystemNon-invasive device designed to cool subcutaneous fat without affecting adjacent or underlying structures.

Study Arms

Research studies and clinical trials typically have two or more research arms. An arm is a group of people who receive the same treatment in the study.

Zeltiq Coolsculpting Systemnon-invasive device designed to cool subcutaneous fat without affecting adjacent or underlying structures.

Study Status

Unknown status

Start Date: August 2012

Completed Date: April 2013

Phase: N/A

Type: Interventional


Primary Outcome: reduction of the fat layer

Secondary Outcome: visual reduction of the fat layer

Study sponsors, principal investigator, and references

Principal Investigator: Girish S Munavalli, MD MHS

Lead Sponsor:


More information:

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