30 results
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... • Normal • ... #Pulmonary #FunctionTests ... Interpretation #Algorithm
How to Evaluate an Abnormal APTT
Step 1: Is the PT or APTT Artifactually Prolonged?
Step 2: Is
to Evaluate an Abnormal ... APTT Step 1: Is ... K Antagonists, Heparin ... to identify the cause ... ISNeducation #Abnormal
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
Causes of Abnormal ... Early liver disease ... e.g. heparin ... Reduced liver synthesis ... Jcortesizaguirr #Abnormal
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
the PT and the aPTT ... (e.g. heparin contamination ... thrombin inhibitors, heparin ... • Reduced liver ... amyloidosis #Abnormal
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
and Management Algorithm ... hemoglobin/hemosiderin, Hepatic ... antiglobulin test, PT/aPTT ... hemosiderin • PT/aPTT ... normal • DAT
Causes of Prolonged PT (INR), Prolonged PTT
 • Prolonged PT (INR), Prolonged PTT
 • Prolonged PT
Causes of Prolonged ... PTT, Normal PT ... , Normal PT (INR ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
DIC • Severe Liver ... Treat primary cause ... 100mg/dL) - Heparin ... INR < 2.3 - APTT ... Coagulation #diagnosis #causes
Causes of Acute Liver Injury - Differential Diagnosis
Hepatocellular - Liver Parenchyma
 • Infectious: Hepatitis C, A,
Causes of Acute ... Vasculature • Hepatic ... Congestion/CHF • Hepatic ... Differential #Diagnosis #Causes ... #Acute #algorithm
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
PT/NORMAL PTT: ... PT/ABNORMAL PTT ... Acquired: • Heparin ... PT/ABNORMAL PTT ... discern these causes
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... Deficiency - Abnormal ... Differential #Diagnosis #Algorithm ... #Causes #Hematology