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Medical Case Study: Increased thirst, frequent urination, and fatigue in a young adult

11 minutes ago
2 min read

A 22-year-old man comes to his primary care physician because he has been feeling very tired for the past two months. He also reports that he has been extremely thirsty and has been urinating more frequently, especially at night. He has noticed that he has lost about 10 pounds even though he has not changed his diet or exercise routine. He also says that he sometimes feels dizzy and has trouble concentrating during the day.

He has no medical history and does not take any medications. No one is sick at home. His father has a history of type 2 diabetes.


On physical exam, his temperature is 98.4°F. His heart rate is slightly elevated, and he appears tired. He reports feeling thirsty during the examination.


Lab Results Show:

  • Elevated fasting blood glucose

  • Elevated HbA1c

  • Mild dehydration

  • Positive urine glucose

  • Normal cholesterol levels


The possible conditions are:


1. Type 2 Diabetes

Type 2 diabetes is a condition where the body does not use insulin properly, which causes blood glucose levels to become too high. Symptoms can include increased thirst, frequent urination, fatigue, blurred vision, and unexplained weight loss.


2. Type 1 Diabetes

Type 1 diabetes is an autoimmune condition in which the immune system attacks the cells in the pancreas that produce insulin. Symptoms can include increased thirst, frequent urination, fatigue, weight loss, and increased hunger.


3. Diabetes Insipidus

Diabetes insipidus is a condition that causes frequent urination and excessive thirst because the body has trouble regulating water balance. It is different from diabetes mellitus and is not caused by high blood glucose levels.


Thank you for reading,

Manasvini Nori


Sources:


Answer:

Type 2 Diabetes: The man’s symptoms are increased thirst, frequent urination, fatigue, unexplained weight loss, elevated fasting blood glucose, elevated HbA1c, and glucose in his urine. His family history of type 2 diabetes also increases his risk. He should follow up with his doctor for further testing and treatment to help manage his blood glucose levels.

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