573 results
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Anterior Shoulder Dislocation ... Dermatomes #Myotomes #diagnosis ... sensory #motor #arm #physicalexam
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
Holmes-Adie Syndrome ... females Differential Diagnosis ... no light-near dissociation ... • Other causes ... #Adies #Pupil #PhysicalExam
Causes of Knee Effusions - Differential Diagnosis Framework

Knee Effusion Red Flags:
1. Fever/Chills/Joint pain/Night sweats/Weight loss
	- DDX:
		-
Causes of Knee Effusions ... - Differential Diagnosis ... fracture - Patellar dislocation ... Knee #Effusions #causes ... #msk #physicalexam
Bilateral Lens Dislocation in Marfan syndrome - Slit Lamp Ocular Examination

Dr. Sebastian Vega @oftalmopo

#Bilateral #Lens #Dislocation
Bilateral Lens Dislocation ... in Marfan syndrome ... Bilateral #Lens #Dislocation ... #Marfan #syndrome ... #Ocular #PhysicalExam
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... #Differential #Diagnosis
Hyperthermic Syndromes - This table summarizes the similarities and differences between some toxicologic causes of hyperthermic
Hyperthermic Syndromes ... some toxicologic causes ... of hyperthermic syndromes ... • Serotonin syndrome ... Comparison #Table #Diagnosis
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
Pulse-Temperature Dissociation ... BPM INFECTIOUS CAUSES ... • Fever OTHER CAUSES ... #diagnosis #differential ... #causes
Budd Chiari Syndrome
Hepatic vein obstruction. Can be caused by thrombosis or sometimes a tumour. Can lead
Budd Chiari Syndrome ... Can be caused by ... #BuddChiari #Syndrome ... #Diagnosis #Causes
Faget Sign - Pulse-Temperature Dissociation
Causes of Relative Bradycardia
 • Infectious Causes: Legionella, Psittacosis, Q fever, Typhoid
Pulse-Temperature Dissociation ... Causes of Relative ... #Temperature #Dissociation ... #differential #diagnosis ... #causes
Causes of Small Bowel Bleeding - Differential Diagnosis
Common Causes:
 • Under age 40 years: Inflammatory Bowel
Causes of Small ... - Differential Diagnosis ... Common Causes: ... NSAID ulcers Rare Causes ... #Differential #Diagnosis