167 results
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... Definition and Causes ... aberrancy in the His-Purkinje ... diagnosis #cardiology #ekg ... #ecg #electrocardiogram
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... QRS #widening #ECG ... #EKG #Pharmacology ... Differential #Drugs #Classes
Hyperkalemia (9.5) on ECG

ECG of an unconscious young man thought to be in "V-Tach"

His rate is
Hyperkalemia (9.5) on ECG ... ECG of an unconscious ... young man thought ... #Hyperkalemia #ECG ... #EKG #Electrocardiogram
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Drugs (antibiotics e.g ... Viral: HSV, EBV, HIV ... Nodosum #Mnemonic #Causes
Subtrochanteric Femur Fracture: Pathogenesis and clinical findings
 • Subtrochanteric region spans 5 cm distally from the
most common in young ... to the femur ( e.g ... vehicle accident in young ... #differential #causes ... #pathophysiology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Toxic Damage (e.g ... Displacement (e.g ... Quinidine • HIT ... Foreign Surface (e.g
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
cardiac syncope, e.g ... frequently benign causes ... and an initial ECG ... The treatment strategy ... depends on the cause
Anaphylaxis: Treatments (Acute)
Additional Info:
 • IV steroids may be considered for prevention of late phase reactions.
Anaphylaxis: Treatments ... antagonist use (e.g ... adjunct therapy) e.g ... adjunct therapy) e.g ... #Management #pathophysiology
Nephron Pathophysiology - Diuretic Sites of Action
Diuretics
1) Acetazolamide/canagliflozin
2) Osmotic agents (mannitol, urearetics)
3) Loop agents (eg, furosemide)
4)
Nephron Pathophysiology ... ) Loop agents (eg ... Adenosine #Nephron #Pathophysiology ... Action #nephrology #pharmacology
Eosinophils (Eos) and hypereosinophilia (HE)
Caused by eosinophilopoietic cytokines
Common causes:
 - Drug reaction
 - Helminth infection
 -
hypereosinophilia (HE) Caused ... cytokines Common causes ... disease Rare causes ... Lymphoid variant (e.g ... Viral infections (HIV