9 results
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Dehydration - Loss of sodium ... /Potassium - Extreme ... conditions - Neurogenic ... heat illness → Hypernatremia ... consciousness, Coma/seizure
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
alkalosis • Normal/low ... , Gitelman syndrome ... the indicated causes ... the excretion of sodium ... and potassium acid
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Management Summary Causes ... exertion/training - Seizures ... Hyperuricemia • Hyponatremia ... Monitor potassium ... Diagnosis #Management #causes
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
liver or renal injury ... circulation If drugs, seizures ... Heavy exercise - Seizures ... LV failure - Low ... - Compartment syndrome
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... respiratory distress syndrome ... /eclampsia • Neurogenic ... cerebral hemorrhage, seizure ... differential #diagnosis #cardiology
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
thiazide-sensitive sodium ... thiazide-sensitive sodium ... alkalosis • Normal or low ... Renal tubular acidosis ... tachycardia • Seizures
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Acidosis B. ... Drug-associated: heparin, low-molecular-weight ... antiphospholipid syndrome ... Diagnosis #High #Potassium
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
Emergencies Neutropenic ... acid, high LDH, low ... high d-dimer, low ... Treat underlying cause ... consciousness, seizures
#ICUCard
RENAL
GFR
90-131
mL/min
((140-age)*Wt)/(72*Cr)
Glomerular Filtration Rate (Cockcroft)
CI Cr
90-131
mL/min
(CrU * volume)/CrS
Creatinine Clearance
FENa
0.0-1.0
%
((U/P Na)/(U/P Cr))*100
Fractional Excretion of Na+
Na req
mEq
(125-Na)*0.6*Wt
Required Sodium
FE Urea
0.6*Wt Required Sodium ... Trans Tubular Potassium ... 9 Respiratory Acidosis ... or spinal cord injury ... Distress Syndrome