Louise Gagnon

Louise Gagnon is a medical writer and editor based in Oakville, Ontario, Canada.


Melanoma overlooked, has higher mortality in African-American patients

September 01, 2012

While the incidence of melanoma is lower among African-Americans than it is among Caucasians, mortality due to melanoma is higher among the former. The reason, experts say, is because skin cancers in African-Americans appear on sites where they behave more aggressively, and there is a delay in diagnosis with this patient population.

Laser therapy provides permanent solution to hyperhidrosis

July 01, 2012

The use of a fixed combination of 924 nm and 975 nm continuous wave laser energy can treat primary axillary hyperhidrosis, according to a study presented at the 2012 annual meeting of the American Society for Laser Medicine and Surgery.

Propranolol combined with PDL clears infantile hemangioma

June 01, 2012

The combined use of propranolol and pulsed dye laser (PDL) resulted in more rapid and complete clearance of infantile hemangiomas than propranolol monotherapy, according to data presented at the 2012 annual meeting of the American Society for Laser Medicine and Surgery.

Off-label use of propranolol for infantile hemangioma requires watchful eye

April 01, 2010

Pediatric dermatologists are taking a very slow - but hopeful - approach to using propranolol to treat hemangiomas in children. In doing so, they are also carefully monitoring children for possible unwanted reactions such as hypotension, bradycardia and hypoglycemia.

Age management involves internal, external approaches

January 01, 2010

Derms will need to take a more comprehensive approach to age management that will demand more than knowing how to inject the latest filler or toxin or dial in a laser setting.

Triggering bullous pemphigoid

January 01, 2010

Scabies infection may be a trigger for bullous pemphigoid, and investigators plan to conduct a larger study to confirm their findings.

Cancer and curcumin: Element in turmeric reduces radiation dermatitis

January 01, 2010

According to preliminary data, administration of curcumin diminishes the severity of radiation dermatitis, a common adverse event in cancer patients who are receiving radiation therapy.

New facial aesthetic products may pose challenge to Botox

January 01, 2010

Various hyaluronic acid-based fillers are being widely used in cosmetic dermatology, and potential competitors to established products such as Botox are being investigated in trials.

Taking aim at NMSC: Nicotinic acid receptor potential therapeutic target in nonmelanoma skin cancer

December 01, 2009

Investigators have found that a particular nicotinic acid receptor has increased expression in later stages of SCC, indicating that this receptor may represent a target for therapy in nonmelanoma skin cancer.

Female hair loss: Low-level laser therapy effective for female pattern hair loss

November 01, 2009

Low-level laser therapy for female pattern hair loss is safe and effective, one expert says.