30 results
Algorithm for Investigation of Abnormal Coagulation Tests
- Prolonged PT
- Prolonged aPTT and Prolonged PT
- Prolonged aPTT

Dr.
Algorithm for Investigation ... PT - Prolonged aPTT ... DrEricStrong #Algorithm ... #Laboratory #Hematology ... #Diagnosis #Workup
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Algorithm History ... life-threatening causes ... LET, lipase, PT. aPTT ... Pain #Diagnosis #Algorithm ... #workup
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... filling of bucket (low ... Differential #Diagnosis #Algorithm ... #Causes #workup
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
Diagnosis and workup ... deficiency, ... laboratory ... Alzheimer - 1st cause ... Dementia - 2nd cause ... Differential #Subtypes #Classification
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
• Low plasma ... venipuncture sites Laboratory ... Treat primary cause ... INR < 2.3 - APTT ... Coagulation #diagnosis #causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
• Immunologic Workup ... in >90% - Low ... Discontinuation of causal ... 60-80% - Low ... sle #comparison #table
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... Differential #Diagnosis #Algorithm ... #Causes #Classification
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... protease activity - A low ... If the value is low ... performed PT, PTT ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Differential Diagnosis by Classification ... exacerbation (any cause ... obstruction to blood flow ... Differential #Diagnosis #Classification ... #Table #CriticalCare