50 results
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
Central retinal ... Positive "spot sign ... MaimoUltrasound #CRAO #Central
92F w acute painless monocular vision loss. What's the diagnosis?

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Central retinal artery occlusion (CRAO)! Retrobulbar "spot
Central retinal ... Retrobulbar "spot ... sign" with embolus ... CRAO #SpotSign #Central
Differentiating Features Between Central and Peripheral Cyanosis

Mechanism - Arterial destauration
Sites - Skin, mucous membrane of oral
Features Between Central ... Arterial blood gas - pO2 ... Arterial blood gas - pO2 ... #Cyanosis #Central ... Peripheral #Comparison #Signs
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
measurements ● Central ... x 13.4 x Hb x SaO2 ... 13.4 x Hb conc x [SaO2 ... – SvO2]) RA pressures ... CheatSheet #Waveforms #Cardiology
Radiographic Signs of Lobar Collapse
General findings to look for:
 • Crowding of ribs near collapse
 •
Radiographic Signs ... Lobar Collapse General ... pulmonary #lung #signs ... #radiology #diagnosis
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
T4 → Possibly Central ... Hyperthyroidism → Signs ... high T4 +/- T3 → Central ... Hyperthyroidism #algorithm
Severe Asthma Exacerbation
Signs of a Severe Asthma Exacerbation:
 • Vitals: ↑HR ↑RR ↓SpO2
 • High work
Exacerbation Signs ... Vitals: ↑HR ↑RR ↓SpO2 ... Asthma: • Volume control
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
Maculopapular Rashes - THE ALGORITHMIC ... Patients with centrally ... Those with centrally ... rashes but without signs ... Maculopapular #Rash #Algorithm
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... => Blockage of central ... retinal artery => Central ... -> Cherry-red spot ... ophthalmology #diagnosis #signs
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Differential Diagnosis Algorithm ... Bone Fracture Central ... neurologic symptoms/signs ... Differential #Diagnosis #Algorithm