Video clip WB04 Showing Confluent B-lines, which we record as infinity using the “&” symbol when using keyboards that lack the

Video clip WB03 with >3 B-lines Represent Alveolar-interstitial Syndrome (AIS) Most Often Occur Due to Forms of Alveolar-Interstitial Edema, in which fluid

Video clip WB02 from the Same dog in WB01 Diagnosed with Caval Syndrome (Heartworm, Dirofilaria immitis). Note infinity to greater

Video clip WB01 from a Dog with Severe Heartworm Disease and in acute respiratory distress. The B-lines indicate severe alveolar-interstitial

Video clip WB11 showing a Single B-line.   A B-line is defined as a vertical bright white (hyperechoic) line originating from

Video clip WB10 Showing Dry Lung – “Lung Sliding” (previously referred to as the Glide Sign) with A-lines.  Dry Lung is

Video clip WB17 Showing the “Gator Sign” and “Dry Lung” – “Lung Sliding” with A-lines.  To enhance “Lung Sliding” place