Mouth Antrum Connection

Mouth-Antrum Junction: Drug Therapy

Therapeutic targets Mucosal decongestion Elimination of pathogens Avoidance of complications Active ingredients (main indications) Antibiotics Indications: In prolonged MAV with bacterial sinusitis (sinus infection): healing before MAV closure. Optional peri-/postoperative after MAV closure in case of a blank maxillary sinus. In case of threatening spread of sinusitis to orbital or intercranial Note: For antibiotic therapy … Mouth-Antrum Junction: Drug Therapy

Mouth-Antrum Junction: Diagnostic Tests

The diagnosis of a mouth-antrum junction (MAV) is usually made on the basis of the patient’s history, clinical course, and physical examination. Further medical device diagnostics may be required for differential diagnosis. Mandatory medical device diagnostics. Radiographs Panoramic radiograph [tooth root lengths, maxillary sinus floor, mucus retention cysts, dentogenic (“originating from the teeth”) cysts, sinusitis … Mouth-Antrum Junction: Diagnostic Tests

Mouth-Antrum Junction: Surgical Therapy

Dental surgery Closure of the MAV by plastic coverage: If the sinus is bland (free of infection), immediately if possible, at the latest within 24 hours Rehrmann’s plasty – trapezoidal mucoperiosteal flap (mucosal and periosteal flap) from the vestibule (oral vestibule). In combination with postoperative decongestant measures and, if necessary, antibiosis (antibiotic therapy). In case … Mouth-Antrum Junction: Surgical Therapy

Mouth-Antrum Junction: Prevention

To prevent recurrence of oral-antral connection (MAV), attention must be paid to reducing individual risk factors. Behavioral risk factors Failure to follow the behavioral recommendations given for ten days after plastic coverage of an MAV may lead to the formation of an oroantral fistula: Nasal blowing Sneezing with mouth closed Abandonment of decongestant measures

Mouth-Antrum Junction: Symptoms, Complaints, Signs

The following symptoms and complaints may indicate a mouth-antrum junction (MAV): Pathognomonic (evidencing a disease). Positive nasal blow test: in this test, the patient’s nose is held closed and the patient is asked to press air against the nose with the mouth open. If air now escapes from the empty alveolus (tooth compartment), there is … Mouth-Antrum Junction: Symptoms, Complaints, Signs

Mouth-Antrum Junction: Causes

Pathogenesis (development of disease) Mouth-antrum junction most commonly develops as an intraoperative (“during a surgical procedure”) complication of surgical procedures: During extraction (tooth removal) of upper premolars (small molars) or molars (molars). During their root tip resection During the surgical removal of upper wisdom teeth. After the removal of tumors on the palate Caused by … Mouth-Antrum Junction: Causes

Mouth-Antrum Junction: Therapy

The following curative measures can be used postoperatively for a mouth-antrum connection (MAV): Counseling/education The patient should be educated about the symptoms of an oral-antral junction and motivated to actively cooperate. General measures Behavioral instructions postoperatively (10 days): Nose blowing ban Sneezing with open mouth Decongestant measures (nasal drops, inhalation).

Mouth-Antrum Junction: Medical History

Medical history (history of illness) represents an important component in the diagnosis of the mouth-antrum junction (MAV). Family history Is there a history of frequent upper respiratory tract infections in your family? [DD rhinogenous sinusitis (sinusitis)] Current medical history / systemic history (somatic and psychological complaints). What complaints do you have? Do you notice purulent … Mouth-Antrum Junction: Medical History

Mouth-Antrum Junction: Or something else? Differential Diagnosis

Respiratory System (J00-J99). Allergic rhinitis (“hay fever“) – bilateral [prolonged MAV: unilateral]. Mucocele (mucus accumulation) [CH shading in prolonged MAV] Pyocele (pus accumulation) [CH shadowing in prolonged MAV] Eyes and eye appendages (H00-H59). Ocular disease [orbital involvement/ocular involvement in sinusitis/sinusitis due to chronic MAV] Infectious and parasitic diseases (A00-B99). Mycosis (fungal disease) [sinusitis in chronic … Mouth-Antrum Junction: Or something else? Differential Diagnosis

Mouth-Antrum Junction: Complications

The most important diseases or complications that can be caused by a mouth-antrum connection (MAV) are: Respiratory system (J00-J99) Sinusitis maxillaris (maxillary sinusitis). Eyes and eye appendages (H00-H59). Inflammatory infiltration of the orbit (eye socket) as a complication of sinusitis maxillaris (maxillary sinus) Edema Orbital abscess (abscess/pus cavity in the orbit). Orbitaphlegmone (diffuse inflammation of … Mouth-Antrum Junction: Complications

Mouth-Antrum Junction: Examination

A comprehensive clinical examination is the basis for selecting further diagnostic and therapeutic steps. Intraoral examination Foetor (halitosis) [if applicable, in cases of prolonged MAV]. Dental findings (general dental findings). Mucogingival (oral mucosa-tooth) findings [preoperative with regard to surgical technique]. Intraoperative Checking the extracted (“pulled”) tooth for completeness [radix in antro (“tooth root remnant in … Mouth-Antrum Junction: Examination