Healio Minute Thursday, Feb. 14, 2013 Edition: Injections may block PTSD signals, fewer mammograms OK for some, maternal folic acid curbs autism

What just happened in medicine and why do you care?

PTSD responds to nerve anesthesia injection

Healio.com/Psychiatry: Anesthetic agent injected into stellate ganglion block at base of neck can numb signals thought to cause the disorder. Read more.

What’s the frequency? For older women, fewer mammograms

Healio.com/Hematology-Oncology: Researchers contend annual screenings generate too many false positive results and no added benefit for older women. Read more.

Risk of childhood autism is blunted by folic acid supplements

Healio.com/Psychiatry: But researchers contend that maternal supplements must overlap conception. Read more.

Fewer pounds translate into fewer reflux symptoms

Healio.com/Gastroenterology: Weight loss also linked to increased chance of success through medication. Read more.

Mortality vs. readmission rates: No contest

Healio.com/Infectious Disease: Hospitals can have it both ways … at least with myocardial infarction and pneumonia. Read more.