468 results
Headache Differential - Primary vs Secondary
A vast number of diseases can cause a headache. We divide
Differential - Primary vs Secondary ... in itself, and secondary ... caused by various exogenous ... Headache #Primary #Secondary
Hyperaldosteronism - Etiologies of Mineralocorticoid Excess

Primary Hyperaldosteronism (Normal or Low Renin, High Aldosterone) 
 - Aldosterone-secreting
adrenal hyperplasia Secondary ... syndrome - Exogenous
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Primary and Secondary ... No features of secondary ... Hypertension Secondary ... - Exogenous ... Hypertension #Primary #Secondary
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... 3+) Consider secondary ... Steroids (Cushing's, exogenous ... Hypertension #HTN #Secondary
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
suggests either secondary ... Hyperaldosteronism • Secondary ... Pseudo-hyperaldosteronism: exogenous
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
High Al, High R - Secondary ... Pseudo-hyperaldosteronism: exogenous
Approach to the Diagnosis of Hyperthyroidism - Differential Diagnosis and Workup Algorithm

 • Secondary Hyperthyroidism (↑↔TSH,
Algorithm • Secondary ... Amiodarone • Exogenous
Age Distribution of Hypertension Etiologies
< 1 month
 - Renal arterial thrombosis
 - Congenital renal disease
 -
parenchymal disease - Exogenous ... Hypertension #Causes #Secondary
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
EPO-dependent (secondary ... Look it up Secondary ... sensing) vs tumor vs exogenous ... bodies Note about secondary
Fever - Pyrogen Pathophysiology

EXOGENOUS PYROGEN
 • Bacteria: Lipopolysaccharide components, peptidoglycans and muramyl peptide derivatives, Toxins
 •
Pathophysiology EXOGENOUS ... components Exogenous ... proinflammatory mediators (endogenous ... , IFN, IL-6 ENDOGENOUS ... organs CNS - Endogenous