11 results
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Eosinophil Disorders ... Testing Algorithm ... during medical evaluation ... for secondary causes ... eosinophilia (common causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... from other causes ... suggests extra-renal causes ... consumption • Low ... potassium #nephrology #low
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
type 4) - Salt wasting ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Familial renal Mg wasting ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Causes of Primary ... Differential Diagnosis Algorithm ... Etiology - High FSH, Low ... disorder, weight ... #Causes #OBGyn
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Causes of Secondary ... FSH, Low estrogen ... Functional (e.g. eating ... disorder, weight ... #Causes #OBGyn
Algorithm regarding the diagnosis and treatment of Hereditary Hemochromatosis HH. 

Step 1: In the patient with
elevated, HFE gene testing ... out additional causes ... for other causes ... and hematologic disorders ... If other causes
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... can be high or low ... Cerebral Salt Wasting ... differential #diagnosis #table
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Preoperative Risk Evaluation ... ASA class If ... event, follow ACC algorithm ... Orthopedic • Low ... surgery Stress Testing
Primary Adrenal Insufficiency:
 • ACTH stimulation test - Synthetic ACTH does not stimulate cortisol secretion because
in cases in which ... origin of the disorder ... a hypothalamic disorder ... Insufficiency #Evaluation ... laboratory #diagnosis #testing