52 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Antimalarial drugs ... QRS #widening #ECG ... #EKG #Pharmacology ... Toxicology #Diagnosis #Differential ... #Drugs #Classes
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Thrombocytopenia - Differential ... Toxic Damage (e.g ... Displacement (e.g ... Foreign Surface (e.g ... Algorithm #Causes #Hematology
Differential Diagnosis of Hypoglycemia
Evaluation of Hypoglycemia
Patients with known diabetes who are not systemically ill and can
Differential Diagnosis ... , no extensive workup ... EtOH - Infectious workup ... blood cultures - ECG ... #Algorithm #Drugs
PDE5 inhibitors are usually the drugs of first choice for erectile dysfunction.

PDE5 inhibitors enhance an erection that is
are usually the drugs ... Drug interactions ... with caution - e.g ... #pharmacology #comparison ... #table #pharmacotherapy
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
calcineurin inhibitors (e.g ... Sympathomimetics (e.g ... anticholinergic effects (e.g ... #pharmacology # ... differential #diagnosis
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... exacerbation) - Drugs ... (e.g. carbamazepine ... #Diagnosis #Table
Drug Induced Liver Injury (DILI) - Stepwise Diagnosis Algorithm
DILI suspicion
Features toxic aetiology: Skin involvement, Kidney injury,
Drug Induced Liver ... exposure to HDS, drugs ... of information (e.g ... vascular disorder (e.g ... Diagnosis #Algorithm #hepatology
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Neoplastic / Hematologic ... Myasthenia Gravis Pharmacologic ... Abuse (e.g. ... Chronic #Fatigue #Differential
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
evaluation or workup ... asthma, allergy, drug ... signs or symptoms (eg ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
60% of cases Drugs ... (antibiotics e.g ... Mnemonic #Causes #Differential ... #Diagnosis #Dermatology