8 results
Excoriated papules with honey-colored crusting were present on the abdomen, back (Panel A), arms, and legs.
on the abdomen, back ... #Clinical #Derm ... #Pathology #Scabies ... #Microscopy #Rash ... #NEJM
Tinea Versicolor - Physical examination revealed large, coalescing, hypopigmented patches and macules on her torso and
Tinea Versicolor ... #Clinical #Derm ... #Pathology #Tinea ... TineaVersicolor #Rash #Microscopy ... #Spaghetti #NEJM
African Trypanosomiasis - The examination was notable for the two erythematous lesions, each measuring 3 to
diameter, on her back ... B) #Clinical #Derm ... #Pathology #Smear ... #Microscopy #Trypanosomiasis ... TrypanosomaBrucei #NEJM
Back Pain - Differential Diagnosis
Primary Back Pathology:
 • Musculoligamentous injury (a.k.a. lumbosacral strain)
 • Spondylosis (i.e.
Diagnosis Primary ... Back Pathology: ... Vertebrae (most common ... #Differential #Diagnosis ... #causes #primarycare
Tinea Capitis in a Newborn- A 3-week-old male newborn was brought to the pediatrician with three
Tinea Capitis in ... infection of the scalp commonly ... ringworm, was diagnosed ... clinical #photo #NEJM ... #ringworm #derm
Acute Rheumatic Fever with Erythema Marginatum - Painless, nonpruritic, red annular macules appeared on the upper
right forearm; black ... #Clinical #Derm ... #Pathology #Erythema ... ErythemaMarginatum #Microscopy ... #NEJM
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... with site, (e.g„ tinea ... #differential #diagnosis ... #skin #common # ... distribution #primarycare
Important Fungal Stains
Mycology Lab:
 • Calcofluor white - Fluorochrome that binds glucans and chitin in fungal
Blue - Cotton blue ... preparation from culture Pathology ... fungal cell wall black ... #microbiology #microscopy ... #staining #diagnosis