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CHAPTER 30
type of spread of infection is particularly dangerous as it is most obstinate to therapeutic
measures.
d A sinus developing from a trochanteric sore may spread into the anterior surface of
the thigh, as shown by the sinogram in Fig. 211.
B. Nutritional effects
As one would expect, septic involvement of the bone naturally has its repercussions on
the haemopoietic mechanisms, resulting in more or less severe anaemia. The tragedy in
these cases is that, as a rule, the septic complications following pressure sores progress
silently—a lingering or creeping type of sepsis without rise of temperature—and, more
over, if occasional flare-ups of temperature occur, these are often misinterpreted as due
to ascending urinary infection. There is hardly any need to mention what disastrous effect
FIG. 211.
