1. Six cases of infection of wounds with actinomyces are described alld tile cultural characteristics of tile organisms are discussed.

2. In three patients the infecting organism was an unusual aerobic form.

3. Possible sources of infection are considered.

4. The chronicity of the condition and the difficulty in treatment are stressed.

5. Penicillin and X-radiation hold out most hope of cure.

1 . Twenty-four patients complaining of severe pain after nerve injuries have been considered from a diagnostic and therapeutic point of view.

2. The typical syndrome of causalgia develops only when the median or internal popliteal nerves are injured. It is doubtful whether pain associated with injury in the peripheral part of the limb, or of the brachial plexus, should be classed as causalgia.

3. The importance of novocaine block of the sympathetic ganglia as a diagnostic test is stressed, and its usefulness as a therapeutic measure is considered.

4. Sympathectomy is shown to be a reliable method of treatment in suitable cases.

5. The limited field of application of radiotherapy is also indicated.