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Biomedical subjects

T J Nicholoff

Publications and source records attributed to T J Nicholoff.

12 recordsLinked to original sources

Pyknodysostosis: an unusual presentation in a denture wearer. A case report.

Pyknodysostosis is a rare craniofacial syndrome characterized by cranial anomalies, dwarfism, osteopetrosis, hypoplasia of the angle of the mandible, abbreviated terminal phalanges, and dysodontiasis. The syndrome was first differentiated by Maroteaux and Lamy in 1962. Fewer than 130 cases have been described since that time. A 30-year-old Filipino man had most of the characteristics of the syndrome. Of particular interest is that he wore complete dentures and had a chief complaint of pain arising from partially erupting teeth under the denture. To our knowledge this is the first reported case from the Philippines.

Adult↗

Reconstructive surgery for complex midface trauma using titanium miniplates: Le Fort I fracture of the maxilla, zygomatico-maxillary complex fracture and nasomaxillary complex fracture, resulting from a motor vehicle accident.

Maxillofacial injuries resulting from trauma can be a challenge to the Maxillo-Facial Surgeon. Frequent causes of these injuries are attributed to automobile accidents, physical altercations, gunshot wounds, home accidents, athletic injuries, work injuries and other injuries. Motor vehicle accidents tend to be the primary cause of most midface fractures and lacerations due to the face hitting the dashboard, windshield and steering wheel or the back of the front seat for passengers in the rear. Seatbelts have been shown to drastically reduce the incidence and severity of these injuries. In the United States seatbelt laws have been enacted in several states thus markedly impacting on the reduction of such trauma. In the Philippines rare is the individual who wears seat belts. Metro city traffic, however, has played a major role in reducing daytime MVA related trauma, as usually there is insufficient speed in traffic areas to cause severe impact damage, the same however cannot be said for night driving, or for driving outside of the city proper where it is not uncommon for drivers to zip into the lane of on-coming traffic in order to overtake the car in front ... often at high speeds. Thus, the potential for severe maxillofacial injuries and other trauma related injuries increases in these circumstances. It is however unfortunate that outside of Metro Manila or other major cities there is no ready access to trauma or tertiary care centers, thus these injuries can be catastrophic if not addressed adequately. With the exception of Le Fort II and III craniofacial fractures, most maxillofacial injuries are not life threatening by themselves, and therefore treatment can be delayed until more serious cerebral or visceral, potentially life threatening injuries are addressed first. Our patient was involved in an MVA in Zambales, seen and stabilized in a provincial primary care center initially, then referred to a provincial secondary care center for further stabilization before his transfer to Manila and then ultimately to our Maxillo-Facial Unit. There was a two week-plus delay in the definitive management because of this. As a result of the delay, fibrous tissue and bone callus formation occurred between the various fracture lines, thus once definitive fracture management was attempted, it took on a more reconstructive nature. Hospital based Oral and Maxillo-Facial Surgeons are uniquely trained to manage all aspects of the maxillo-facial trauma, and their dental background uniquely qualifies them in functional restoration of lower and midface fractures where occlusion plays a most important role. Likewise, their training in clinical medicine which is usually integrated into their residency education (12 months or more) puts them in a unique position to comfortably manage the basic medical needs of these patients. In instances where trauma may affect other regions of the body, an inter-multi-disciplinary approach may be taken or consults called for. In this instance, an opthalmology consult was important. In fresh trauma, often seen in major trauma centers (i.e. overseas), a "Trauma Team" is on standby 24 hours a day, and is prepared to assess and manage trauma patients almost immediately upon their arrival in the ER. The trauma team is usually composed of a Trauma Surgeon who is a general surgeon with subspecialty training in traumatology who assesses and manages the visceral injuries, an Orthopedic Surgeon who manages fractures of the extremities, a Neurosurgeon for cerebral injuries and an Oral and Maxillo-Facial Surgeon for facial injuries. In some institutions, facial trauma call is alternated between the "three major head and neck specialty services", namely Oral and Maxillo-facial Surgery, Otolaryngology-Head & Neck Surgery and Plastic & Reconstructive Surgery. (ABSTRACT TRUNCATED)

Accidents, Traffic↗

Management of a gunshot wound to the face resulting in a mandibular body fracture with burying of a bicuspid crown into the tongue.

Gunshot wounds to the maxillofacial region are unpredictable and run the gamut from minor injuries to severe mutilating and life threatening injuries. This patient although unfortunate to have been the victim of mistaken identify resulting in the gunshot wound, was fortunate that the bullet hit his bicuspid, which probably served to deflect its path away from vital structures, thus saving his life. This accounts for the buried bicuspid crown found in the midline of the body of the tongue. Rigid internal fixation of maxillofacial fractures minimizes risks to the airway that may occur if patients are in post-operative maxillo-mandibular fixation during the post-anesthetic recovery phase. In addition, the use of rigid internal fixation speeds up the recovery and the patient's ability to return to function after surgery. Above, we presented an interesting case of a mandibular anterior body fracture resulting from a gunshot wound in the face and resulting in the burying of a bicuspid crown in the substance of the tongue, treated under general nasoendotracheal anesthesia and the use of rigid internal fixation (EDCP).

Adult↗

General and oral manifestations of human immunodeficiency virus infection: a general overview with guidelines for infection control in the dental practice.

The human immunodeficiency virus (HIV-1), responsible for the acquired immunodeficiency syndrome, has in the span of a decade become an epidemic of global proportions. Oral lesions, head and neck diseases are often the first manifestations of HIV-1 infection and AIDS. It is essential for all dentists to familiarize themselves with the oral manifestations of HIV-infection as well as the dental management of such manifestations. In addition to all health care, professionals should become acquainted with the "universal precautions" recommended by the Centers for Disease Control, in order to protect themselves, their staff, and their patients to minimize, if not totally eliminate, any risk of infectious disease transmission in the health care setting. This paper presents a general overview of the human immunodeficiency virus; oral manifestations of HIV-infection; "universal precautions" and guidelines for the control of infection in the dental practice.

HIV Infections↗