
In the Mahadasha of Rahu, the person has to face hallucinations, all-empty, calamity, disease, wealth-destruction, beloved-separation, death-like suffering or many kinds of miseries.
If there is a difference of Rahu in 10th House for Pisces Ascendant in the Mahadasha of the Sun, then the person has to face various kinds of troubles like disease, humiliation, doubt, wealth-destruction, public loss, etc.