35 results
Cardiac Arrest - H's and T's

HYPOVOLEMIA 
HYPOXEMIA 
HYPERKALEMIA 
HYPOKALEMIA 
H+ EXCESS
HYPOTHERMIA 

TENSION PNEUMOTHORAX 
TAMPONADE - CARDIAC
H's and T's HYPOVOLEMIA ... HYPOKALEMIA ... THROMBOSIS - MI ... TOXINS #ACLS ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
- Differential ... that is leaky all ... drain wide open all ... #Differential # ... Causes #workup #nephrology
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Hypertensive: • High Al ... aldosteronism • High Al ... Hyperplasia • Normal Al ... Diagnosis #Algorithm #nephrology
Wide Complex Tachycardia - Differential Diagnosis Algorithm
Irregular
 • Polymorphic VT
    - Torsades
Tachycardia - Differential ... Torsades - ACS ... Nonstructural Heart Disease ... Aberrancy - Hyperkalemia ... #Tachycardia #Differential
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Glucose/Temp • ACS ... Bradycardia Cardiac Disease ... fever • Chagas disease ... #Bradycardia #differential
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • NSAIDs • ACE ... • Addison’s disease ... #differential # ... potassium #high #nephrology
Causes of High-anion Gap and Non-anion Gap Metabolic Acidosis
Causes of High-anion Gap Acidosis:
 • Lactic acidosis
Hypokalemia ... progressive kidney disease ... ACE-Is and ARBs ... Metabolic #Acidosis #differential ... diagnosis #causes #nephrology
Restrictive Cardiomyopathy - Diagnosis and Causes
Clinical: Dyspnea, Exercise Intolerance, ↑ "Right Sided-Symptoms" (ascites, hepatomegaly, ↑↑peripheral edema)
Physical
Descents, Rales,+S4, MR ... Echocardiography, Cardiac MRI ... : Amyloidosis (AL ... , Danon Disease, ... Diagnosis #Causes #differential
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lymphoproliferative disease ... lung nodules, may also ... Lesions #Brain #differential ... causes #radiology #neurology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
There is also fragmentation ... DOES NOT OSD in all ... • MRI is more sensitive ... tibial tuberosity Differential ... patella #clinical #mri