68 results
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Babesiosis, Malaria, Leptospirosis ... ß-blockers, CNS lesions ... #differential # ... diagnosis #infectiousdiseases ... #table #NonInfectious
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... #POCUS #radiology ... #differential # ... diagnosis #comparison ... #table #appearance
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Clinical presentation ... pericarditis • Rule out differential ... #Myocarditis #differential ... #Diagnosis #Causes ... #cardiology #MRI
Faget's Sign & Liebermeister's Rule
Pulse-Temperature Dissociation
EVERY 1 F RISE IN TEMPERATURE -> HR INCREASES 8-10 BPM
INFECTIOUS
• Malaria • Leptospirosis ... Blockers • CNS Lesions ... • Drug Fever CLINICAL ... #Dissociation #diagnosis ... #differential #
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... Toxins, Tamponade, Tension ... acute, massive MI ... #arrest #HsTs #Differential ... #Diagnosis #Table
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Ocular Ultrasound ... Periorbital Edema - POCUS ... Pocus101 #Ocular #Ultrasound ... #pocus #differential ... #diagnosis #radiology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Case description ... hallucis longus Differential ... osteochondral lesion ... #mri #clinical ... #Radiology #diagnosis
Vitreous Hemorrhage on Ocular POCUS

Binocular vision loss - think cortical blindness, opt for CT/MRI
Monocular vision loss
Hemorrhage on Ocular POCUS ... blindness, opt for CT/MRI ... problem, opt for POCUS ... hemorrhage/detachment diagnosis ... #clinical #ultrasound
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
(save $$) Differential ... diagnosis: • Salter ... #clinical #mri ... #clinical #Radiology ... #diagnosis #msk