A Clinical approach to Infectious -- Laboratory Investigation of infectious diseases -- Fever without localizing signs -- Infections in skin and musculoskeletal system -- Infections with cardiovascular and lymphatic systems -- Infections in respiratory system -- Infections in Gastrointestinal and hepatobiliary systems -- Infections in urinary system -- Infections in reproductive system -- Infections in nervous system and organs of special senses -- Infections in immunocompromised patients -- Congenital and neonatal infections