Your primary dx should be the sign/symptom or diagnosis that drove the encounter. This may or may not be the presenting problem. (ie pt presents with pharyngitis, but due to pain has not been drinking fluids. Labs indicate dehydration, for which an IV of fluids is started and he/she is admitted overnight.
Neurosyphilis is considered infectious but is not transmitted from person to person. Generally, a disease like this is caused by an infectious agent and not spread between people. Neurosyphilis, although infectious, is not a genetic disease. It is not caused by a defective or abnormal gene.
Again the question is pneumonia contagious depends on the exact germ which is the cause of infection. Many scientists are still unsure of when the period of contagion begins and finishes. Particular viruses become contagious up to three days before symptoms develop.Theoretically this means a person who has pneumonia can be contagious for approximately two weeks. But the contagion is worse when the person is suffering with serious symptoms.articular viruses become contagious up to three days before symptoms develop. Theoretically this means a person who has pneumonia can be contagious for approximately two weeks. But the contagion is worse when the person is suffering with serious symptoms.