Gold standard method for diagnosis and treatment of Ventilator AssociatedPneumonia (VAP) - Broncho
alveolar lavage
Gold standard approach for resection of anterior and middle mediastinal masses -median or lateral
thoracotomy
Gold standard investigation for diagnosis of of lung infection (Radiotherapyinduced) in a cancer patient -
open-lung biopsy
Gold standard method for evaluation of respiratory gas exchange - ABG
Gold standard investigation for diagnosis of histoplasmosis - Fungal Culture
Gold standard investigation for diagnosis of HSV Encephalitis - Brain biopsy (CSFPCR largely replaced brain
biopsy in recent times)
Gold standard investigation for diagnosis of Tuberculous meningitis - Culture of CSF
Gold standard method for estimating resting energy expenditure - indirect calorimetry
Gold standard investigation for diagnosis of pertussis - Culture of nasopharyngeal secretions
Gold standard investigation for diagnosis of acute pharyngitis - Throat culture