The state unit of the Congress party has demanded that the state government should take immediate cognizance of spurt in the number of dengue affected people in Dehradun. The Vice President of the state Congress, Surya Kant Dhasmana said that the dengue has assumed large proportion and the state health department is looking out of sorts to deal with the menace of the vector borne disease. He said that the chief minister Trivendra Singh Rawat who also holds the health portfolio should undertake a review meeting on the issue. Dhasmana said that the state government should also ensure that the loot of the patients in the private hospitals in the name of treating the disease should be prevented.