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Excoriated papules with honey-colored crusting were present on the abdomen, back (Panel A), arms, and legs.
on the abdomen, back ... (Panel A), arms ... #Clinical #Derm ... Scabies #Microscopy #Rash ... #NEJM
Maculopapular Rashes - THE ALGORITHMIC APPROACH 

The term maculopapule is a portmanteau, a combination
of macule and
APPROACH The term ... diagnosis; however ... rashes but without signs ... diagnosis, which ... #Diagnosis #Dermatology
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... : - Catch-all term ... Ill-appearing, vital sign ... #Dermatology #Rash ... Targetoid #Algorithm #Differential
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... of arm present ... wax and wane; diagnosis ... painless, no systemic signs ... Infection #clinical #photo
Non-Infective Endocarditis (NBTE / Marantic Endocarditis)
Non-infective endocarditis is also known as: Non-bacterial thrombotic endocarditis (NBTE), Aseptic
heart valves • Lack ... Inflammatory cells ... absent How can we differentiate ... pathognomonic signs ... features that are
Newborn Infant - Routine Examination

Birthweight, gestational age and birthweight percentile are noted.
General observation Of the baby's
is also a late sign ... When the diagnosis ... observed for signs ... 160 beats/min in term ... The whole of the back
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
attenuation The term ... There are patchy ... areas of black ... thromboembolic disease #Diagnosis ... #Attenuation #Differential
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
associated with signs ... Extensor surfaces of arms ... #dermatology #rash ... #differential # ... diagnosis #skin
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Diagnosis Framework ... purpura: Strong sign ... Multinucleated giant cells ... , mucositis • Rash
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
extensors of the arms ... with or without back ... • Bilateral signs ... Pleocytosis > 100 cells ... management #neurology #differential