52 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Extra-renal Losses: • Normal ... Renin secreting tumor ... , Gitelman syndrom ... Algorithm #causes #potassium ... #low #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Decreased renal potassium ... Supplementation (oral ... transfusion • Tumor ... Nephropathy Renin Normal ... Diagnosis #algorithm #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Renin-secreting tumor ... Hyperplasia • Normal ... Al, Normal R - ... Diagnosis #Algorithm #nephrology ... #causes #low #potassium
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
Diagnosis Algorithm Normal ... Variant, Normal ... Stature Normal ... Nervosa • CNS Tumors ... endocrinology #causes #pediatrics
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Renin secreting tumor ... Low-normal EABV ... Distal RTA Low-normal ... hypokalemia #urine #potassium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
of hypokalemia starts ... , Gitelman's syndrome ... Renin-secreting tumor ... algorithm #causes #nephrology ... #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Renin secreting tumor ... consumption • Low/Normal ... #differential #potassium ... #nephrology #low
Marcus-Gunn Jaw-Winking syndrome from congenital neurosyphilis

Sucking elicits blinking.  Once you see it you won't forget.

Dr.
Marcus-Gunn Jaw-Winking syndrome ... #Jaw #Winking #syndrome ... neurosyphilis #clinical #video ... #neurology #pediatrics
Parinaud's syndrome
What?
 • Light-near dissociation (tectal pupils)
 • Convergence retraction nystagmus
 • Eyelid retraction (Collier's sign)
Parinaud's syndrome ... Pineal region tumors ... • Dorsal midbrain ... neudrawlogy #Parinauds #syndrome ... #neurology #diagnosis
Classification of Tumor Lysis Syndrome (TLS) and Treatment of Metabolic Abnormalities of TLS
Laboratory TLS:
 • Uric
Classification of Tumor ... Lysis Syndrome ... 8.0 mg/dL • Potassium ... upper limit of normal ... #TumorLysis #Syndrome