154 results
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
negativity (25% of cases ... inverted (75% of cases ... Diagnosis #Cardiology #ECG ... #EKG #Wellens # ... #TypeB
Myocardial infarction:
Classified into 5 types based on etiology and circumstances:

Type 1: Spontaneous MI caused by ischemia
Spontaneous MI caused ... coronary event (eg ... increased oxygen demand ... (eg, hypertension ... decreased supply (eg
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Lactate levels depend ... by excretion (e.g ... its metabolism (e.g ... Increased Oxygen Demand ... #typea #typeb #
Lactic Acidosis - Overview and Pathophysiology
Lactic acid is an endogenous substrate for gluconeogenesis, that is constantly
why LR does not cause ... PLUS a pH < 7.35 TYPE ... • Increased O2 Demand ... TYPE B: Impaired ... Clearance • Other TYPE
Types and causes of acute diarrhea #Diagnosis #EM #IM #Diarrhea #Differential #Algorithm #Ddxof
Types and causes ... #Differential #Algorithm
Hyperglycemia - Differential Diagnosis Algorithm
Diabetes Mellitus:
 • Impaired Glucose Tolerance
 • Type I Diabetes
 • Type
Differential Diagnosis Algorithm ... Tolerance • Type ... I Diabetes • Type ... Hyperglycemia (e.g ... endocrinology #causes
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
tissues to meet demands ... blood (most common type ... the most common type ... stagnant hypoxia (e.g ... differential #diagnosis #causes
High Output Heart Failure - Pathophysiology and Differential Diagnosis
Obesity - Systemic Vasodilation, Vasoactive Adipokines
Arteriovenous Fistula -
- Congenital (e.g ... HHT), Acquired (e.g ... Increased CO for O2 Demand ... Diagnosis #cardiology #causes
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Causes of Splenomegaly ... Differential Diagnosis Algorithm ... • Thrombus (e.g ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Differential Diagnosis Algorithm ... Polyuria scheme) e.g ... Differential #Diagnosis #Algorithm ... #Causes