<prompt> Soap bubble appearance is seen in which meningo encephalitisCryptococcusMucormycosisTubercularHSV  <response>: results from infection of the central nervous system with the yeast-like fungus Cryptococcus neoformans. It is the most common fungal infection and second most common oppounistic infection of the central nervous system. Gelatinous pseudocysts tend to give a soap bubble appearance on MRI Ref Harrison20th edition pg 2456 