49 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Propoxyphene Other antidepressants ... Venlafaxine Tricyclic Antidepressants ... QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... • Secondary (e.g ... #Normocytic #Anemia ... #Differential #
Autoimmune Hemolytic Anemia (AIHA)

WARM AHA
- Primary - Idiopathics
- Secondary
Infectious
 • Viral- HIV, EBV, HCV, HEV
 •
Autoimmune Hemolytic Anemia ... • Antibiotics- eg ... /antipyretics- e.g ... Autoimmune #Hemolytic #Anemia ... AIHA #Diagnosis #Differential
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
Algorithmic Approach to Anemia ... - Differential ... Sideroblastic anemia ... aciduria, Drugs (e.g ... MCV #Algorithm #Differential
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... - Malignancy (e.g ... CNS pathology (e.g ... cyclosporine, SSRIs ... #Hyponatremia #Differential
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... Poisoning • Anemia ... Chronic Disease (e.g ... Classification #Differential
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Index < 2: • Anemia ... infiltration (e.g ... Marrow suppression (e.g ... Intrinsic RBC defects (e.g ... #differential #
Constipation - Differential Diagnosis Algorithm
Diet/Lifestyle
 • Fibre
 • Calories
 • Fluid
 • Exercise
 • Psychosocial
Medications
 •
Constipation - Differential ... Cation Related (e.g ... Anticholinergic (e.g ... Antispasmodics, Antidepressants ... #Constipation #Differential
Drugs Implicated in Hemolytic Anemia
 • Hapten (Drug binding to RBC membrane): Penicillin, Cephalosporin, Tetracycline, Tolbutamide,
Implicated in Hemolytic Anemia ... Rifampin, Tricyclic antidepressants ... medications #Hemolytic #Anemia ... #differential #
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Iron deficiency anemia ... Chronic disease anemia ... Sideroblastic anemia ... Chemotherapy (e.g ... RBC #Morphology #differential