Piaget called the second substage of the preoperational stag…
Piaget called the second substage of the preoperational stage “intuitive” because children know something, but they know it without the use of
Piaget called the second substage of the preoperational stag…
Questions
Piаget cаlled the secоnd substаge оf the preоperational stage "intuitive" because children know something, but they know it without the use of
All оf the fоllоwing аre criticаl for а diagnosis of intellectual disability except:
Mr. Smith is а 70-yeаr-оld mаle presenting with a 2-mоnth histоry of worsening fatigue. He reports experiencing increased dyspnea over the past 2 days. He denies chest pain, dizziness, vomiting, diarrhea, or recent illness. He occasionally experiences upper abdominal pain after eating but denies constipation and urinary complaints. Mr. Smith has a history of hypertension, for which he takes lisinopril 10 mg daily. He also has arthritis, for which he takes aspirin 650 mg twice daily. On arrival, his vital signs are within normal limits, with a blood pressure of 110/64 mmHg, heart rate of 95 bpm, respiratory rate of 20 breaths per minute, temperature of 98.7°F, and oxygen saturation of 98% on room air. Physical examination reveals conjunctival pallor, a 2/6 ejection murmur, and mild epigastric and RUQ pain with deeper palpation. Mr. Smith takes aspirin 650 mg twice daily for arthritis, along with an over-the-counter antacid (Tums) with each aspirin dose. He consumes a normal diet, is a non-smoker, and occasionally drinks alcohol during social gatherings or while watching football. He also consumes one pot of coffee per day. His routine labs show the following results for his CBC. Lab Value Reference Range WBC 5.0 4.0-11.0 103/μL RBC 4.2 3.80-5.10 106/μL HgB 11.8 13.7-17.5 g/dL HCT 38.5 41-50% MCV 78.3 80.0-100.0 fL MCH 23.3 27.0-33.0 pg MCHC 29.8 32.0-36.0 g/dL RDW 16.8 11.0-15.0 % PLT 303 150-450 103 /μL What other diagnostic tests and labs would you prioritize in the initial assessment of this patient? Support each test/lab with evidence-based practice. (5pts) Iron Studies and Vit B12/folate: Given Mr. Smith's symptoms of fatigue, conjunctival pallor, and microcytic anemia (low hemoglobin, low hematocrit, low MCV), iron studies such as serum iron, total iron-binding capacity (TIBC), and ferritin levels should be obtained. These tests can help differentiate between iron deficiency anemia and other causes of anemia, guiding appropriate management. Iron deficiency anemia is a common cause of fatigue and can result from chronic blood loss, which may be indicated by Mr. Smith's history of upper abdominal pain after eating. Both, vitamin B12 and folate deficiencies can lead to megaloblastic anemia, characterized by large, immature red blood cells (macrocytosis) and low hemoglobin levels. Given Mr. Smith's microcytic anemia, it might seem counterintuitive to test for deficiencies in these vitamins. However, it's not uncommon for individuals with chronic gastrointestinal bleeding (which could present as microcytic anemia) to also have concurrent vitamin B12 or folate deficiencies due to malabsorption issues or dietary deficiencies. Stool Occult Blood Test (FOBT): Given Mr. Smith's history of occasional upper abdominal pain and possible chronic blood loss leading to iron deficiency anemia, performing a stool occult blood test is important to screen for gastrointestinal bleeding. This non-invasive test can help identify occult blood in the stool, which may indicate underlying gastrointestinal pathology such as peptic ulcer disease, gastritis, or colorectal cancer. Upper Endoscopy (Esophagogastroduodenoscopy - EGD): Mr. Smith's symptoms of upper abdominal pain after eating and possible chronic blood loss warrant further evaluation with an upper endoscopy. EGD can help visualize the esophagus, stomach, and duodenum, allowing for direct inspection of the gastrointestinal mucosa and identification of potential sources of bleeding such as peptic ulcers, gastritis, or esophageal varices. Additionally, biopsy samples can be obtained during the procedure for histopathological evaluation. Basic Metabolic Panel (BMP): Smith's symptoms of fatigue and dyspnea could be attributed to electrolyte abnormalities, such as hyponatremia or hypokalemia. Hyponatremia can cause fatigue, confusion, and weakness, while hypokalemia can lead to muscle weakness and cardiac arrhythmias. Assessing renal function through measures like serum creatinine and blood urea nitrogen (BUN) is important, especially considering Mr. Smith's age and potential risk factors for kidney disease (e.g., hypertension). Impaired renal function can contribute to fluid and electrolyte imbalances, further exacerbating symptoms of fatigue and dyspnea. Hepatic Function Panel: Smith's history of occasional upper abdominal pain after eating warrants evaluation of hepatic function to assess for potential liver pathology, such as hepatocellular injury or cholestasis. Abnormal liver enzymes (e.g., alanine transaminase [ALT], aspartate transaminase [AST]) may indicate liver dysfunction and could be associated with fatigue and other symptoms. Elevated bilirubin levels may suggest hepatobiliary dysfunction, which could manifest as abdominal pain and contribute to fatigue. pylori testing: should be prioritized in Mr. Smith’s initial assessment due to his symptoms of upper abdominal pain after eating, microcytic anemia, and history of chronic aspirin use, all of which raise concern for peptic ulcer disease (PUD). H. pylori is the most common cause of PUD and a known contributor to chronic gastrointestinal bleeding, which can lead to iron deficiency anemia. Current guidelines from the American College of Gastroenterology recommend H. pylori testing in patients with dyspepsia or unexplained iron deficiency anemia, especially when risk factors like NSAID or aspirin use are present. Non-invasive tests such as the urea breath test or stool antigen test are appropriate initial options, though endoscopic biopsy for H. pylori can also be performed if EGD is indicated. Identifying and treating H. pylori infection can help heal ulcers, prevent further blood loss, and resolve Mr. Smith’s anemia. Coagulation Studies: Given Mr. Smith's conjunctival pallor and possible chronic blood loss indicated by his microcytic anemia, evaluating coagulation studies such as prothrombin time (PT), activated partial thromboplastin time (aPTT), and international normalized ratio (INR) is important to assess for potential coagulopathies or bleeding disorders. Coagulation studies can also help assess Mr. Smith's risk of thrombotic events, especially if his symptoms are suggestive of a hypercoagulable state or if he has risk factors for thrombosis (e.g., age, comorbidities). Considering all signs & symptoms, labs, and physical exam (5pts) What is your primary working diagnosis or diagnoses? Include ICD-10 code(s). Peptic Ulcer Disease (K25.9) and Iron-deficiency Anemia (D50.9) Give at least two additional differential diagnoses that are appropriate for this scenario. Include ICD-10 code(s). Anemia of Chronic Disease (D63.1) or Thalassemia (D56.0 or D56.1) or GERD (K21.0 or K21.9)