Differential Diagnosis for Sinus Pain
- Single Most Likely Diagnosis
- Acute Sinusitis: This is the most common cause of sinus pain, often resulting from a viral or bacterial infection. Justification: The symptoms of sinus pain, congestion, and pressure are classic for acute sinusitis.
- Other Likely Diagnoses
- Allergic Rhinitis: Seasonal or perennial allergies can cause sinus pain, congestion, and pressure. Justification: Many people suffer from allergies, which can lead to chronic sinus symptoms.
- Chronic Sinusitis: Long-standing sinus infection or inflammation can cause persistent pain and pressure. Justification: Chronic sinusitis is a common condition that can cause ongoing symptoms.
- Tension Headache: Referred pain from tension headaches can cause sinus pain. Justification: Tension headaches are common and can cause pain that is perceived in the sinuses.
- Do Not Miss Diagnoses
- Orbital Cellulitis: A serious infection that can cause sinus pain, fever, and eye swelling. Justification: This condition requires prompt medical attention to prevent serious complications.
- Cavernous Sinus Thrombosis: A rare but life-threatening condition that can cause sinus pain, fever, and neurological symptoms. Justification: This condition is rare but has a high mortality rate if not treated promptly.
- Malignancy (e.g., Sinus Cancer): Although rare, cancer can cause sinus pain, especially if it invades surrounding structures. Justification: Although uncommon, missing a diagnosis of cancer can have devastating consequences.
- Rare Diagnoses
- Wegener's Granulomatosis: A rare autoimmune disorder that can cause sinus pain, inflammation, and destruction. Justification: This condition is rare but can cause significant morbidity if not treated.
- Fungal Sinusitis: A rare infection that can cause sinus pain, especially in immunocompromised individuals. Justification: Fungal infections are uncommon but can be serious in certain populations.
- Sinus Barotrauma: A rare condition caused by changes in air pressure, resulting in sinus pain. Justification: This condition is rare and typically occurs in scuba divers or air travelers.