ddh
21HMCS St. Laurent (DDH 205) — was a St. Laurent class destroyer that served in the Royal Canadian Navy and later the Canadian Forces from 1955 1974.She was the lead ship of her class, having been commissioned into the RCN on 29 October 1955 and initially carried the pennant… …
22HMCS Margaree (DDH 230) — was a St. Laurent class destroyer that served in the Royal Canadian Navy and later the Canadian Forces from 1957 1992.She was commissioned into the RCN on 5 October 1957 and initially carried the pennant number DDE 230 as a destroyer escort. She… …
23HMCS Athabaskan (DDH 282) — HMCS Athabaskan (DDG 282) is an sclass|Iroquois|destroyer|1 that has served the Canadian Forces since 1972. Athabaskan is the third ship of her class which is sometimes referred to as the Tribal class or simply as the 280 class. She is the third… …
24HMCS Saguenay (DDH 206) — was a sclass|St. Laurent|destroyer|1 that served in the Royal Canadian Navy and later the Canadian Forces from 1956 1990.She is the second vessel in her class and the second Canadian naval unit to carry the name HMCS|Saguenay. Saguenay was laid… …
25HMCS Nipigon (DDH 266) — was an sclass|Annapolis|destroyer that served in the Royal Canadian Navy and later the Canadian Forces. She was the second Canadian naval unit to carry this name. Nipigon was laid down on 5 August 1960 at Marine Industries Ltd., Sorel and… …
26HMCS Iroquois (DDH 280) — HMCS Iroquois (DDG 280) is an sclass|Iroquois|destroyer|1 that has served the Canadian Forces since 1972. Iroquois is the lead ship of her class which is sometimes referred to as the Tribal class or simply as the 280 class. She is the second… …
27HMCS Annapolis (DDH 265) — was an sclass|Annapolis|destroyer that served in the Royal Canadian Navy and later the Canadian Forces. She was the second Canadian naval unit to carry this name. Annapolis was laid down on 2 September 1961 at Halifax Shipyards Ltd., Halifax and… …
28Developmental dislocation of the hip (DDH) — The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is not stable within the socket (the acetabulum). The ligaments of the hip joint may also be loose and stretched. The degree of instability… …
29Hip, developmental dislocation of the (DDH) — The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is not stable within the socket (the acetabulum). The ligaments of the hip joint may also be loose and stretched. The degree of instability… …
30developmental dysplasia of the hip — (DDH) instability of the hip joint leading to dislocation in the neonatal period; it may be associated with various neuromuscular disorders or occur in utero but occurs most commonly in neurologically normal infants and is multifactorial in… …
