19 results
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... hypokalemia is ... wasting from other causes ... suggests extra-renal causes ... #differential #
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Causes of GI Bleed ... colitis, UC/Chrons (IBD ... Lower #GIBleed #differential ... #diagnosis #Causes ... #algorithm
A quick way to consider causes of PEA arrest (or severe hypotension) is to consider: Volume
way to consider causes ... severe hypotension) is ... Obstruction, and then 3 causes ... Diagnosis #PEAArrest #Differential ... #Evaluation #Algorithm
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Causes of Dysuria ... - Differential ... • Upper ... Neoplasm - Non-Pathogenic ... #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Chronic diarrhea / IBD ... Hypomagnesemia #Differential ... Low #Magnesium #Table ... #Classification ... #Causes #Workup
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
TABLE 2. ... bowel syndrome (IBS ... ) sub-classifications ... of incomplete evacuation ... #Classes #Diagnosis
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... from different classes ... renovascular or endocrine causes ... Causes: • Vascular ... Hypertension #Workup #causes
Chronic Abdominal Pain Causes - Differential Diagnosis Framework

Many patients with chronic abdominal pain have had prior
Abdominal Pain Causes ... have had prior evaluations ... Consider cardiac causes ... genitourinary causes ... Pain #Chronic #Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... residual lesion or is ... Lung Abscess Pathogens ... Lung Abscess Differential ... #causes #management
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 ... undergoing AAA or upper ... perioperative #Risk #Evaluation