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

Dr.
Algorithm for Investigation ... of Abnormal Coagulation ... Tests - Prolonged ... #Coagulation #Abnormal ... Hematology #Diagnosis #Workup
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Normal Blood Smear ... Target Cells, Normal ... WBCs - Normal ... Deficiency - Abnormal
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Diagnostic Evaluation Algorithm ... may actually be normal ... Consider additional tests ... considered likely, the cause ... Hyponatremia #Diagnosis #Workup
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Causes of acute ... Bacterial overgrowth Normal ... Laxative abuse Normal ... Chronic #Diarrhea #management ... #algorithm #workup
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential Algorithm ... - Diarrhea pH Normal ... #Differential #Algorithm ... #Diagnosis #Causes ... #Workup #Nephrology
Approach to Thrombotic Microangiopathy (TMA) - Differential Diagnosis and Management Algorithm

Suspected TMA: Unexplained thrombocytopenia + MAHA
Diagnosis and Management ... Algorithm Suspected ... Direct antiglobulin test ... hemosiderin • PT/aPTT normal ... #Algorithm #hematology
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
Kidney Injury - AKI Workup ... Algorithm and Differential ... osmolarity If cause ... investigations abnormal ... #Injury #AKI #Workup
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Thrombocytopenia - Abnormal ... deficiency - Abnormal ... deficiency Work ... Fecal occult blood test
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
Thyroid Function Tests ... • Low TSH, Low normal ... • Low TSH, normal ... Hyperthyroidism: Work-up ... Scan • High or normal
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Insufficiency Diagnosis Algorithm ... unclear (often the case ... Standard Stim test ... this indicates normal ... #Stimulation #Test