493 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... - May cause axillary
Differential Diagnosis - Noninfectious Causes of Fever

CRITICAL DIAGNOSES:
 - Acute myocardial infarction
 - Pulmonary embolism or
Differential Diagnosis ... Noninfectious Causes ... Neuroleptic malignant syndrome ... Noninfectious #Causes ... #Differential #
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
Excessive heat production ... maintained fever CAUSES ... transfusion • Allergic reaction ... brain injury By Association ... #Hyperthermia #Differential
Drugs Causing Acute Pancreatitis

Class Ia: The medications in which there was a rechallenge and other causes
rechallenge and other causes ... out other common causes ... Class IV: Weakest association ... #Pancreatitis #Causes ... #Differential #
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
• Light-near dissociaton ... Holmes-Adie Syndrome ... Young females Differential ... no light-near dissociation ... • Other causes
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Pulse-Temperature Dissociation ... help hone your differential ... #Temperature #Dissociation ... #diagnosis #differential ... #causes
Hyperviscosity Syndrome - Causes and Treatment

 - Waldenstrom macroglobulinemia (most common) / Plasmapheresis 
 - Multiple
Hyperviscosity Syndrome ... - Causes and Treatment ... transformation (CML) / Induction ... Hyperviscosity #Syndrome ... #Causes #Differential
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Causes of Relative ... • Infectious Causes ... #Temperature #Dissociation ... #bradycardia #differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential ... Increased Cell Production ... - Refeeding Syndrome ... #Hypokalemia #Differential
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Jaundice - Differential ... • Gilbert's Syndrome ... Crigler-Najjar Syndromes ... #Jaundice #Differential ... Diagnosis #Algorithm #Causes