Test Flashcards

What proportion of pregnant women with gestational diabetes go on to develop type 2 diabetes?

Answer: 5%-10%

While gestational diabetes significantly increases a woman's risk of developing type 2 diabetes later in life, the immediate proportion within a relatively short timeframe (e.g., within 5-10 years post-pregnancy) is commonly cited as 5%-10%. However, studies show that up to 50% or more may develop type 2 diabetes within 10-20 years, indicating a substantial long-term risk. The 5-10% figure represents the more immediate or commonly referenced risk for developing type 2 diabetes.

Diabetes patients are more likely to develop heart disease if they also:

Answer: Smoke

Smoking is a major risk factor for cardiovascular disease in the general population, and its harmful effects are significantly amplified in individuals with diabetes. Diabetes already increases the risk of heart disease by damaging blood vessels and nerves, and smoking further exacerbates this damage. This combination leads to a much higher likelihood of heart attacks, strokes, and other cardiovascular complications.

Diabetes can lead to all of the following, with the exception of:

Answer: Tinnitus

Diabetes is a systemic disease that can cause a wide range of complications due to its effects on blood vessels and nerves throughout the body. It is a leading cause of cardiovascular disease, kidney disease (nephropathy), and blindness (retinopathy) due to microvascular damage. Tinnitus, which is ringing in the ears, is not a direct or common complication of diabetes, although some studies suggest a possible link, it's not considered a primary outcome like the others.

Except for: All of the following are risk factors for type 1 diabetes.

Answer: Diet

Type 1 diabetes is an autoimmune condition where the body's immune system mistakenly attacks and destroys insulin-producing cells in the pancreas. Its development is primarily linked to genetic predisposition, environmental triggers (like viral infections), and autoimmune factors. Unlike type 2 diabetes, diet and lifestyle choices are not considered direct risk factors for developing type 1 diabetes, as it is not caused by dietary habits.

Except for one of the following problems, untreated hyperglycemia can cause:

Answer: Vitiligo

Untreated hyperglycemia, or high blood sugar, can lead to severe and life-threatening complications such as diabetic ketoacidosis (DKA), hyperosmolar syndrome (HHS), coma, and even death. These conditions are direct consequences of extreme metabolic imbalance. Vitiligo, a condition causing patches of skin to lose pigment, is an autoimmune disorder and is not directly caused by untreated hyperglycemia, although there can be an association between autoimmune conditions like type 1 diabetes and vitiligo.

Prediabetes is linked to all of the following, with the exception of

Answer: Increased risk of developing type 1 diabetes

Prediabetes is a condition where blood sugar levels are higher than normal but not yet high enough to be diagnosed as type 2 diabetes. It is a strong indicator of an increased risk of developing type 2 diabetes, impaired glucose tolerance, and a higher risk of heart disease and stroke. However, prediabetes is not a precursor to type 1 diabetes, which is an autoimmune condition with different underlying causes and development pathways.

What proportion of all instances of adult diabetes are type 2 diabetes, on average?

Answer: 90-95%

Type 2 diabetes accounts for the vast majority of all diabetes cases, particularly in adults, making up approximately 90-95% of diagnoses. It is strongly associated with lifestyle factors such as obesity, physical inactivity, and genetics, where the body either doesn't produce enough insulin or doesn't use insulin effectively. Type 1 diabetes, gestational diabetes, and other specific types of diabetes make up the remaining smaller percentage of diagnoses.

Symptoms of excessive thirst and large amounts of urine that is highly dilute include:

Answer: Diabetes insipidus

The classic symptoms of excessive thirst (polydipsia) and the production of large volumes of dilute urine (polyuria) are hallmarks of diabetes insipidus. This condition is caused by a problem with antidiuretic hormone (ADH), either insufficient production or the kidneys' inability to respond to it, leading to the body losing too much water. It is distinct from diabetes mellitus, which involves blood sugar regulation.

The following may be the initial symptom of type 1 diabetes in female children and teenagers:

Answer: Genital candidiasis

In female children and teenagers, recurrent or persistent genital candidiasis (yeast infection) can be an initial symptom of undiagnosed type 1 diabetes. High blood sugar levels create an environment conducive to yeast growth, making these infections more common and difficult to treat in individuals with uncontrolled diabetes. This can sometimes be the first sign that prompts medical investigation for diabetes.

All of the following are risk factors for type 2 diabetes, with the exception of:

Answer: Smoking

Obesity, physical inactivity, and advanced age are well-established risk factors for type 2 diabetes due to their impact on insulin resistance and pancreatic function. While smoking has numerous negative health effects and can indirectly worsen diabetes complications, it is not considered a primary, direct risk factor for the development of type 2 diabetes in the same way the other options are.

Hemoglobin A1C indicates that blood sugar is under good control when:

Answer: Below 7%

Hemoglobin A1C measures the average blood sugar level over the past 2-3 months. For most adults with diabetes, an A1C target of below 7% is generally recommended by organizations like the American Diabetes Association to indicate good blood sugar control. Achieving this level helps significantly reduce the risk of long-term diabetes complications.