Aims:
1
Describe the epidemiology and determine risk factors for COVID-19 associated mucormycosis.
2
Elaborate the clinical spectrum of Rhino-Orbital-Cerebral Mucormycosis (ROCM), pattern of neuroaxis involvement and it's radiological correlates.
Methods
Observational study. Consecutive, confirmed cases of mucormycosis (N = 55) were included. A case of mucormycosis was defined as one who had clinical and radiological features consistent with mucormycosis along with demonstration of the fungus in tissue via KOH mount/culture/histopathological examination (HPE). Data pertaining to epidemiology, risk factors, clinico-radiological features were analysed using percentage of total cases.
Results
Middle aged, diabetic males with recent COVID-19 infection were most affected. New onset upper jaw toothache was a striking observation in several cases. Among neurological manifestations headache, proptosis, vision loss, extraocular movement restriction; cavernous sinus, meningeal and parenchymal involvement were common. Stroke in ROCM followed a definitive pattern with watershed infarction.
Conclusions
New onset upper jaw toothache and loosening of teeth should prompt an immediate search for mucormycosis in backdrop of diabetic patients with recent COVID-19 disease, aiding earlier diagnosis and treatment initiation. Neuroaxis involvement was characterized by a multitude of features pertaining to involvement of optic nerve, extraocular muscles, meninges, brain parenchyma and internal carotid artery.
A retrospective study of 40 otherwise healthy children suffering from paranasal aspergillosis is presented. Fifteen percentage of this group was under 10 years of age. The clinical characteristics were marked facial deformity, orbital involvement (52.5%) and skull base erosion (12.5%). Ethmoid sinus was the commonest sinus to be affected. Aspergillus serology was positive in 35% and fungal culture grew the organism in 40%. Histopathology revealed allergic or non-invasive fungal infections without any tissue invasions. Surgery was performed in all except one case. Recurrence was 15% treated by revision surgery and antifungal therapy.
Intraoperative Mitomycin C application does not alter the long-term results in endoscopic DCR. A properly and adequately performed surgery is more vital for successful result.
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