H10.51

Clinical Causes: Genetic deficiencies, particularly a deficiency of plasminogen—a protein involved in the breakdown of blood clots, is a major cause. Autoimmune responses which can lead to abnormal tissue growth. Infections are rarely implicated but may sometimes contribute. Unknown factors in some cases, as the precise cause remains unidentified in certain individuals.

Key Symptoms: Thick, woody, membrane-like lesions appearing on the conjunctiva. Persistent redness and inflammation of the eye. Discomfort or a sensation of a foreign body in the eye. Possible recurrence after removal of lesions. Visual disturbances if the growths interfere with the cornea or pupil. Sensitivity to light (photophobia).

Diagnosis Path: Diagnosis of ligneous conjunctivitis involves a detailed eye examination by an eye care professional. The clinician will look for characteristic membrane formations on the conjunctiva. Additional tests may include: - Tissue biopsy to confirm the presence of woody, fibrin-rich deposits. - Blood tests to assess plasminogen levels, as deficiency supports the diagnosis. - Genetic testing in familial cases. Imaging studies are usually not necessary but may be employed to evaluate the extent of tissue involvement.

Treatment Protocols: Managing ligneous conjunctivitis involves various approaches aimed at reducing inflammation, removing membrane formations, and addressing underlying causes. Treatment options may include: - Surgical removal of membranes, often combined with medical therapy to prevent recurrence. - Topical corticosteroids to control inflammation. - Use of eye drops containing plasminogen or other agents to promote fibrinolysis. - Immunosuppressive medications in certain cases. - Regular monitoring to detect recurrences early. - Addressing associated plasminogen deficiency with specific therapies or supplements under medical supervision. Treatment plans are usually personalized and require collaboration between ophthalmologists and other healthcare specialists.