47 results
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Algorithm Step ... may actually be normal ... considered likely, the cause ... Hyponatremia #Diagnosis #Workup ... #Evaluation #Algorithm
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Prolonged PT (INR), Normal ... Prolonged PTT, Normal ... Prolonged PTT, Normal ... Differential #Diagnosis #Algorithm ... #coagulation #disorders
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
factor == NORMAL ... PT/NORMAL PTT: ... VIII level NORMAL ... PT/NORMAL PTT: ... PT/ABNORMAL PTT
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Differential Diagnosis Algorithm ... High or Normal ... Malignancy • Normal ... Drugs, Endocrine disorders
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Hypercalcemia Evaluation ... 1) Clinical clues ... FeCa <1 %) - Low normal ... • If all normal ... #workup
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Normal Blood Smear ... • Small Bowel Disorder ... Target Cells, Normal ... WBCs - Normal ... Deficiency - Abnormal
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... during medical evaluation ... or workup for specific ... 1,500 cells/µL Workup
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... Differential Diagnosis Algorithm ... Destruction • Abnormal ... Sequestration Disordered ... #Causes #Hematology
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Evaluation of Chronic ... Causes of acute ... Bacterial overgrowth Normal ... Laxative abuse Normal ... #workup #diagnosis
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... wasting from other causes ... suggests extra-renal causes ... consumption • Low/Normal ... Hypokalemia #diagnosis #Algorithm