Hence infectious osteomyelitis is not a specific disease, but is acute inflammation of bone that may be produced by any one of a variety of pathogenic organisms, or by a mixed infection.
In the chronic stages of osteomyelitis the symptoms are usually characteristic.
Osteomyelitis nearly always begins in the diaphysis of the long bones, usually near the epiphyseal line.
The details of the treatment of the various forms of destructive processes in bone will be found under their special headings, chiefly under osteomyelitis and tuberculosis.
In cases of chronic osteomyelitis with open sinuses and exposed bone, a great variety of organisms, pathologic and saprophytic, may be present.
Acute osteomyelitis frequently occurs after injuries of moderate severity, because such injuries may lower resistance of the bones and make them unusually susceptible to pyogenic infection.
In rare cases, however, osteomyelitis begins in the epiphysis, and so may simulate tuberculosis.
Infectious osteomyelitis is acute suppuration of the bone, always due to the infection of the bone marrow by pyogenic microorganisms.
It must be borne in mind, however, that in a great many cases, after attacks of osteomyelitis of moderate severity, small localized abscesses are formed in the shaft of the long bones, with no sinus communicating with the surface.
The presence of large sequestra of bone should immediately suggest the presence of osteomyelitisor of syphilis.
Should a surgeon prick his finger whilst operating on a case of septic osteomyelitis his blood also might be poisoned, and he would run the risk of losing his finger, his hand, or even his life.
In adolescents, fibrous osteomyelitis affecting a single bone, and in adults, secondary cancer, are the commonest local causes of pathological fracture.
Disease of the bones of the skull, such as osteomyelitis or syphilis, may be followed by cerebral abscess.
Defective development of Mandible from fixation of jaw due to tuberculous osteomyelitis in infancy.
In osteomyelitis fibrosa, involving the upper end of the femur, a gross form of coxa vara may be observed, of which a marked example is shown in figures on pp.
If accompanied by pain, it may either mean that all the infected mastoid cells have not been opened, or suggest the onset of osteomyelitis of the temporal bone.
An operation upon one maxillary sinus has been known, even in the most skilful hands, to cause death by meningitis or diffuse septic osteomyelitis of the cranium.
Acute osteomyelitis is to be diagnosed from infections of the soft parts, such as erysipelas and cellulitis, and, in the case of the tibia, from erythema nodosum.
In such conditions as acute osteomyelitis or acute peritonitis, we see the most typical clinical pictures of this condition.
Tuberculous Osteomyelitisof Os Magnum, excised from a boy æt.
As the term indicates, the various forms of relapsing osteomyelitis date back to an antecedent attack, and their occurrence depends on the capacity of staphylococci to lie latent in the marrow.
With the exception of hydatid cysts, cysts in the interior of bone are the result of the liquefaction of solid tissue; this may be that of chondroma, myeloma, or sarcoma, but more commonly of the marrow in osteomyelitis fibrosa.
The most important form of relapsingosteomyelitis is the circumscribed abscess of bone first described by Benjamin Brodie.
Femur and Tibia showing results of Acute Osteomyelitis affecting Trigone of Femur; sequestrum partly surrounded by new case; backward displacement of lower epiphysis and implication of knee-joint.
The most common is an osteomyelitis commencing in the marrow exposed in a wound infected with pyogenic organisms.
Staphylococcus aureus in Pus from case of Osteomyelitis 25 3.
In typhoid fever the bone marrow is liable to be invaded by the typhoid bacillus, which may set up osteomyelitissoon after its lodgment, or it may lie latent for a considerable period before doing so.
If I ventured to express myself so I might say that in this case at least the osteomyelitis was really a furuncle of the bone marrow.
The monograph on osteomyelitispublished by this learned practitioner is well known, with his suggestion of the possibility of a cure by trephining the bone and the use of antiseptic washes and dressings.
It is undoubtedly easy to induce osteomyelitis artificially in living animals.
