58 results
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic ... Algorithm and Causes ... Increased red cell production ... #Workup #Hematology ... #Diagnosis *
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... females Differential Diagnosis ... Ill Palsy - abnormal ... • Other causes ... #Adies #Pupil #PhysicalExam
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
brain injury By Association ... #Differential #Causes ... Anesthesiology #Anesthesia #Checklist ... #Diagnosis #Management ... #Workup
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... Anterior Shoulder Dislocation ... - May cause axillary ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Hippocratic Shoulder Reduction 
Shoulder reduction is the process of returning the shoulder to its normal position
shoulder to its normal ... following a shoulder dislocation ... In cases where closed ... #MSK #PhysicalExam ... clinical #video #dislocation
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... 1,500 cells/µL Workup ... allergy, drug reaction ... #Differential #diagnosis ... #hematology #eosinophilia
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... - Differential Diagnosis ... • Decreased Production ... Destruction • Abnormal ... #Hematology
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... to identify the cause ... Prolonged APTT ISN Education ... APTT #prolonged #diagnosis ... #hematology #evaluation
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
Differential Diagnosis ... synthesis (impaired production ... amyloidosis #Abnormal ... #diagnosis #differential ... #hematology #coagulation
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Decreased RBC Production ... - Normal / Decreased ... #Algorithm #Causes ... #Hematology