A 60-year-old man is found comatose by his relatives. Paramedics notice on physical examination that he has decreased skin turgor and dry mucous membranes. On arrival at the hospital, laboratory studies show blood glucose of 698 mg/dL, but no ketones in blood. Urine analysis is negative for ketone bodies and protein, but positive for glucose (4+). Which of the following is the most likely diagnosis?

Islet cell tumor secreting glucagon
Type 1 diabetes mellitus
Cushing syndrome
Type 2 diabetes mellitus Il 5

Type 2 diabetes mellitus Il 5

Explanation:

Type 2 diabeties mellitus is a clinical presentation that is associated with hyperglycemic, hyperosmolar, nonkekotic coma. It is often common in older person, from age 40 and above. One of the symptoms is dry mouth.

Diagonistic criteria includes:

A random plasma glucose of 200 mg/dL (11.1 mmol/L) or higher in a patient with classic symptoms of hyperglycemia or hyperglycemic crisis.

Hence, in this case, the man is above 40 years old, the blood glucose is above 200mg/DL, has a dry mouth and urine analysis is negative for ketone bodies and protein, all these are diagnostic criteria in a Type 2 diabeties mellitus 5.

the answer is d. chordata