2905 results
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
breathing Pulmonary Causes ... PVFM) Cardiac Causes ... Hematologic Causes ... Salicylate poisoning, dehydration ... acidosis of any cause
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Noninfectious Causes ... heart failure - Dehydration ... Noninfectious #Causes
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Hemorrhage • Dehydration ... Diagnosis #Algorithm #causes
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Causes of Acute ... Blood loss • Dehydration
Acute Kidney Injury - Classification
Prerenal:
 • Dehydration
 • Heart failure (a.k.a. cardiorenal syndrome)
 • Liver failure
Classification Prerenal: • Dehydration ... tubular necrosis (causes
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... • Diarrhea • Dehydration ... Diagnosis #Algorithm #Causes
Diabetic Ketoacidosis (DKA) - Pathogenesis and Clinical Findings
 • Note: in DKA, body K+ is lost
out of cells may cause ... anion gap until it closes ... Ketouria • Severe Dehydration ... Abdominal pain, nausea ... vomiting (Incr dehydration
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
in the heat - Dehydration ... Extreme weakness - Dehydration ... Hyperventilation, Dizziness, Nausea ... Profuse sweating, Dehydration ... differential #diagnosis #causes
Causes of Syncope - Differential Diagnosis Algorithm
Cardiac - Arrhythmia:
 • Tachyarrhythmia
 • Bradyarrhythmia
 • Supraventricular Tachycardia
Causes of Syncope ... Orthostatic: • Dehydration ... Diagnosis #Algorithm #Causes
Stages of Iron Toxicity

Iron overdose can cause an anion gap metabolic acidosis. Severe cases can lead
Iron overdose can cause ... Severe cases can ... lead to dehydration ... In severe cases, ... anion gap) • Dehydration