Pediatrician and primary physician Dr. Ellen Rothman, left, gives Makhi Hatch, 4, an examination for his cough as his mother Stephanie Correa, center, watches on, at the St. John's Well Child and Family Center in Los Angeles Wednesday, April 29, 2009. Photo by Damian Dovarganes / AP.
Pediatrician and primary physician Dr. Ellen Rothman, left, gives Makhi Hatch, 4, an examination for his cough as his mother Stephanie Correa, center, watches on, at the St. John's Well Child and Family Center in Los Angeles Wednesday, April 29, 2009. Photo by Damian Dovarganes / AP.

Maryland, along with the rest of the nation, is seeing an uptick in walking pneumonia cases, especially among young children.

Cases have increased, starting in the late summer and early fall, and are continuing as winter nears.

“The weird thing about this is that it usually affects school age children and older children, but this time we’re seeing it in younger age children,” said Dr. Theresa Nguyen, chief of pediatrics at the Greater Baltimore Medical Center in Towson, at a recent Baltimore Banner event.

Read more (and listen) at WYPR.