18 results
Plasmacytomas and Plasma-Cell Leukemia - Physical examination revealed multiple exophytic subcutaneous lesions involving the arms and
revealed 25% plasma cells ... Clinical #HONC #Derm ... Leukemia #Smear #NEJM
Tinea Capitis in a Newborn- A 3-week-old male newborn was brought to the pediatrician with three
Tinea Capitis in ... Tinea capitis, a ... #clinical #photo ... #NEJM #tinea #capitis ... #ringworm #derm
Nephron Remodeling as a Mechanism of Diuretic Resistance. When high doses of loop diuretics are used
used on a long-term ... convoluted tubule cells ... , principal cells ... and intercalated cells ... NephronRemodeling #NEJM
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic ... B and CD-4+ T cells ... Prolonged PR Interval, Carditis ... #Acute #RheumaticFever ... pathophysiology #diagnosis #signs
Schistocytes - The arrows point to schistocytes which are fragmented red blood cells. Also called schizocytes,
fragmented red blood cells ... schizocytes, these cells ... shapes of red cells ... a more generic term ... In the right photo
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
clinical findings Acute ... the mastoid air cells ... and mastoid air cells ... larger & irregular cavities ... pathophysiology #signs
Disseminated Cutaneous Blastomycosis- A fungal culture of skin tissue was negative; however, a skin biopsy showed
#clinical #photo ... #derm #NEJM #cutaneous
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
hypergammaglobulinemia, ↑ acute ... increased IgG4+ cells ... supporting long-term
Pyoderma Gangrenosum in Ulcerative Colitis- ...left chest (Panel A) and leg (Panel B). The physical examination
in Ulcerative Colitis ... as ulcerative colitis ... #clinical #photo ... #NEJM #pyoderma ... #derm
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
various inflammatory cells ... histopathologic term ... Pathophysiology #Diagnosis #Signs