obsolete acute suppurative otitis media with tympanic membrane intact

Acute Suppurative Otitis Media (ASOM) without Spontaneous Rupture of Ear Drum

Acute suppurative otitis media (ASOM) is a type of ear infection that affects the middle ear. It is characterized by the presence of fluid behind the tympanic membrane, along with symptoms such as fever, ear pain, and bulging or inflamed tympanic membrane.

Definition and Symptoms

• The condition is defined as the presence of fluid in the middle ear behind an intact tympanic membrane without signs and symptoms of an acute infection [7].
• Symptoms may include fever, ear pain, and a feeling of fullness or pressure in the ear.
• The tympanic membrane may appear inflamed or bulging due to the accumulation of fluid.

Comparison with Other Conditions

• ASOM should be distinguished from other conditions such as otitis media with effusion (OME), which is defined as the presence of fluid in the middle ear behind an intact tympanic membrane without signs and symptoms of an acute infection [7].
• OME typically does not present with symptoms like fever or ear pain, unlike ASOM.

References

[1] Code: 14948001 · Descriptor: Acute suppurative otitis media without spontaneous rupture of ear drum (disorder) · Code System: SNOMEDCT · Code System Version: 2022- ...

[7] defined as the presence of fluid in the middle ear behind an intact tympanic membrane without signs and symptoms of an acute infection.

Based on the search results, I was able to find some relevant information about the signs and symptoms of acute suppurative otitis media (CSOM) when the tympanic membrane is intact.

Early Signs and Symptoms:

• Redness of the tympanic membrane is an early sign of otitis media, but erythema alone is not diagnostic of middle ear inflammation [2].
• Vertigo, nystagmus, and tinnitus may occur in some cases [2].

Nonspecific Symptoms:

• Fever
• Lethargy
• Irritability

These symptoms can be specific or nonspecific, depending on the individual case. It's essential to note that a bulging, cloudy, immobile tympanic membrane is highly associated with otitis media, but erythema of the eardrum alone should not be the sole basis for diagnosis [14].

Important Consideration:

• A perforated tympanic membrane is often associated with CSOM, but in some cases, the tympanic membrane may remain intact. In such cases, the signs and symptoms may be similar to those mentioned above.

It's crucial to consult a medical professional for an accurate diagnosis and treatment plan, as the presence of these symptoms does not necessarily confirm CSOM.

References: [2] - Redness of the tympanic membrane is an early sign of otitis media, but erythema alone is not diagnostic of middle ear inflammation. [14] - A bulging, cloudy, immobile tympanic membrane is highly associated with otitis media.

Based on the provided context, it appears that you are looking for diagnostic tests for a condition where the tympanic membrane is intact, but still suspecting acute suppurative otitis media (ASOM).

In such cases, the following diagnostic tests can be considered:

• Pneumatic Otoscopy: This test uses a pneumatic attachment to apply pressure and assess the mobility of the tympanic membrane. A normal tympanic membrane is convex, mobile, translucent, and intact [10]. However, in cases of ASOM with an intact tympanic membrane, pneumatic otoscopy may not be sufficient for diagnosis.
• Tympanometry: This test uses a device to measure the movement of the eardrum and the reflexes of the middle ear muscles. It can help confirm the results of otoscopic examinations and assist in the accuracy of diagnosis [2].
• Otoscopic Examination: A thorough examination of the external auditory canal, tympanic membrane, and middle ear using an otoscope is essential for diagnosing ASOM with an intact tympanic membrane. The examination may reveal a retracted or bulging tympanic membrane, limited mobility, and purulent otorrhea [6].

It's worth noting that these tests are not definitive diagnostic tools for ASOM with an intact tympanic membrane. A diagnosis of ASOM typically requires the presence of middle ear fluid behind an intact tympanic membrane, which may not be detectable through these tests.

References:

[2] - Adjunctive techniques are available to confirm the results of otoscopic examinations and assist in the accuracy of diagnosis. [6] - Otoscopic examination reveals a hyperemic, opaque, bulging tympanic membrane with limited mobility; purulent otorrhea may be present. [10] - Detection of middle ear effusion by pneumatic otoscopy is key in establishing the diagnosis of acute otitis media.

Based on the provided context, it appears that there are various treatment options for acute suppurative otitis media (AOM) when the tympanic membrane is intact.

• Topical antibiotics: According to search result [5], some UpToDate authors recommend treating patients with AOM and an intact tympanic membrane with topical antibiotic ear drops in addition to oral antibiotics.
• Oral antibiotics: Search result [2] states that high-dose amoxicillin is the mainstay of treatment for established AOM, which suggests that oral antibiotics are a common treatment option.
• Neomycin/polymyxin B/hydrocortisone preparations: Search result [8] mentions that these preparations are a reasonable first-line therapy when the tympanic membrane is intact.

It's worth noting that the treatment of choice may vary depending on individual patient factors and clinical guidelines. However, based on the provided context, it seems that topical antibiotics, oral antibiotics, and neomycin/polymyxin B/hydrocortisone preparations are all potential treatment options for AOM with an intact tympanic membrane.

References: * [5] UpToDate authors recommend treating patients with AOM and an intact tympanic membrane with topical antibiotic ear drops in addition to oral antibiotics. * [2] High-dose amoxicillin is the mainstay of treatment for established AOM. * [8] Neomycin/polymyxin B/hydrocortisone preparations are a reasonable first-line therapy when the tympanic membrane is intact.

Based on the provided context, the differential diagnosis for acute suppurative otitis media (AOM) with an intact tympanic membrane includes:

• Otitis media with effusion (OME): This condition is characterized by a visible fluid behind an intact tympanic membrane, often yellowish or clear in color [6].
• Labyrinthitis: A pre-suppurative condition where the labyrinth undergoes inflammatory changes, which can be a precursor to suppurative otitis media [1].

It's essential to note that these conditions may present with similar symptoms, and a thorough examination is necessary to determine the correct diagnosis.

In addition, other conditions such as Eustachian tube dysfunction, retracted tympanic membrane, or viral upper respiratory infections can also be considered in the differential diagnosis of AOM [11].

A red membrane color can be caused by various factors, including viral upper respiratory infection, and does not necessarily establish the diagnosis of acute suppurative otitis media [11].