137 results
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Dermatology #Diagnosis ... #Benign #Clinical ... #Photo
Point-of-care Ultrasound for Diagnosis of Abscess in Skin and Soft Tissue Infections

1. POCUS is more accurate
Ultrasound for Diagnosis ... cellulitis in cases ... abscess is not clinically ... POCUS has a negative ... LikelihoodRatios #Accuracy #Diagnosis
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
individual studies Clinical ... Proves cause-effect ... diseases, describe clinical ... but not on the causal ... #calculations #diagnosis
FIGURE 2. CHALAZION.  

Hordeola and chalazia are two common causes of the red, swollen eyelid
are two common causes ... #Clinical #Ophthalmology ... #Photo #Chalazion
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Algorithm Relative ... #Differential #Diagnosis ... #Algorithm #Causes ... #Ophthalmology
Septic Arthritis - Pathogens and Clinical Clues

Staphylococcus aureus 
Streptococcal spp. 
Neisseria gonorrhoeae 
Aerobic/Anaerobic 
Gram-negative bacteria 
Brucellosis
Pathogens and Clinical ... Clues Staphylococcus ... Anaerobic Gram-negative ... #Differential #Diagnosis
Horner's Syndrome: Loss of sympathetic nervous system input to (in this case) right eye. 
Note that
input to (in this case ... UCSD Catalog of Clinical ... Images #Clinical ... #Ophthalmology ... #Photo #Horners
Vitreous Hemorrhage on Ocular POCUS

Binocular vision loss - think cortical blindness, opt for CT/MRI
Monocular vision loss
Hemorrhage on Ocular POCUS ... problem, opt for POCUS ... hemorrhage/detachment diagnosis ... #clinical #ultrasound ... #Ophthalmology
Asterixis is a type of negative myoclonus characterized by irregular lapses of posture of various body
Asterixis is a type of negative ... characterized by irregular lapses ... #PhysicalExam #clinical ... #diagnosis #video
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
specific to NBTE, and diagnosis ... high index of clinical ... is required for diagnosis ... Frequent false-negative ... in up to 30% of cases