A patient with leukocytosis, fever and left lower quadrant (LLQ) pain will most likely have a diagnosis of

appendicitis

Barrett's esophagus.

diverticulitis

irritable bowel syndrome

Answer and Explanation

The Correct Answer is C

A. Appendicitis: Appendicitis typically presents with right lower quadrant pain, not LLQ pain.

B. Barrett's esophagus: Barrett's esophagus is a condition associated with chronic GERD and does not cause leukocytosis, fever, or LLQ pain.

C. Diverticulitis: Diverticulitis often presents with LLQ pain, fever, and leukocytosis due to inflammation or infection of the diverticula in the colon.

D. Irritable bowel syndrome (IBS): IBS may cause abdominal pain, but it does not cause fever or leukocytosis, and the pain is typically relieved with defecation and not localized to the LLQ.

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Correct Answer is D

Explanation

A. An increased serum calcitonin level: Calcitonin is involved in lowering blood calcium levels, so increased levels would not indicate hypercalcemia but rather a compensatory mechanism to lower calcium.

B. An increased number of osteocytes: Osteocytes are bone cells, and their number is not a direct indicator of hypercalcemia. Osteoclasts and osteoblasts are more relevant to bone metabolism.

C. Elevated plasma magnesium levels: Elevated magnesium levels are not specifically indicative of hypercalcemia and can be related to other conditions.

D. An increased parathyroid hormone (PTH) level: Hypercalcemia can be associated with increased PTH levels, particularly in primary hyperparathyroidism. Elevated PTH can lead to increased calcium release from bones.

A. Genetic predisposition to the illness is rare in North American populations. B. The addition of iodide to salt helps lower the incidence in the US. C. There are better screening tools in the U.S. than in other countries. D. There are better medications more readily available to US citizens.

Correct Answer is B

Explanation

A. Decreased respirations and CO2 retention: A thyrotoxic crisis (thyroid storm) typically involves increased, not decreased, respiratory rates and CO2 retention due to increased metabolic activity.

B. Seizures and extreme tachycardia: Thyrotoxic crisis is characterized by severe symptoms including extreme tachycardia, fever, and potentially seizures due to excessive thyroid hormone levels.

C. Constipation and a swollen abdomen: Constipation and abdominal swelling are more typical of hypothyroidism rather than a thyrotoxic crisis.

D. Hypotension and bradycardia: Thyrotoxic crisis usually causes tachycardia and hypertension rather than bradycardia and hypotension.

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A patient with leukocytosis, fever and left lower quadrant (LLQ) pain will most likely have a diagnosis of

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Naxlex Comprehensive Predictor Exams

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