Leik - Labartory and diagnoistic testing Part 2

A patient with atrial fibrillation has an irregularly irregular rhythm on ECG. What diagnosis is suggested?

Atrial fibrillation

A patient with COPD has respiratory acidosis on ABG. What ABG finding is expected?

Elevated CO2

A patient hyperventilating during a panic attack has respiratory alkalosis. What ABG finding is expected?

Low CO2

A patient with metabolic acidosis from diabetic ketoacidosis will likely have what ABG finding?

Low bicarbonate

A patient with bacterial meningitis undergoes lumbar puncture. CSF shows elevated protein and low glucose. What diagnosis is likely?

Bacterial meningitis

A patient with viral meningitis undergoes lumbar puncture. What CSF finding is commonly seen?

Normal glucose with elevated lymphocytes

A patient with chest pain has elevated CK-MB and troponin. What condition do these cardiac enzymes suggest?

Myocardial infarction

A patient with suspected rheumatoid arthritis has a positive anti-CCP antibody. What disease is this associated with?

Rheumatoid arthritis

A patient with lupus has a positive ANA test. Which disease is commonly associated with positive ANA?

Systemic lupus erythematosus

A patient with fatigue and joint pain has elevated ESR and CRP. What do these tests indicate?

Inflammation

A patient with suspected multiple myeloma has elevated serum protein levels and Bence Jones proteins. What diagnosis is likely?

Multiple myeloma

A patient with iron deficiency anemia has which ferritin level finding?

Low ferritin

A patient with pernicious anemia has deficiency of which vitamin?

Vitamin B12

A patient with sickle cell disease requires confirmation testing. What diagnostic test confirms sickle cell disease?

Hemoglobin electrophoresis

A patient from the Mediterranean region presents with microcytic anemia but normal iron studies. What diagnosis should be considered before ordering hemoglobin electrophoresis?

Thalassemia