16 results
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... commonly characterize ... cavity and genital areas ... , anal or oral areas ... Diagnosis #Clinical #Photo
C5-C9 Deficiency - Pathogenesis and Clinical Findings
Note:
 • Risk of invasive meningococcal disease is 1000-10000x higher
Complement proteins create ... within bacterial cell ... leak out of the cell ... Neisseria infection, Commonly ... Maculopapular rash
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Common Variable ... to impaired B-cell ... cancers: Most common ... - gastric and breast ... Chest CT: • Ground-glass
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Well-circumscribed ... or trunk most commonly ... • No well-described ... • Most commonly ... lung, esophageal, breast
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Common Dermatological ... scale • Basal cell ... skin • Squamous cell ... #dermatology #rash ... diagnosis #skin #common
Tinea Capitis in a Newborn- A 3-week-old male newborn was brought to the pediatrician with three
hyperkeratotic central areas ... infection of the scalp commonly ... #clinical #photo ... #NEJM #tinea #capitis
Glucagonoma-Associated Rash - The rash involved the arms, genitals, and buttocks and had progressed to the
Glucagonoma-Associated Rash ... - The rash involved ... tissue revealed a well-circumscribed ... #Microscopy #CT ... #NEJM
Chronic Occlusion of the Superior Vena Cava- On physical examination, marked venous dilatation was apparent on
veins and the common ... , as seen in a CT ... #clinical #photo ... #radiology #CT ... cava #occlusion #NEJM
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
sun protected areas ... as well giving ... rise to a common ... Dermatology #Clinical #Photo
Squamous-Cell Carcinoma of the Lung- ...Physical examination revealed decreased air entry in the base of the
Squamous-Cell Carcinoma ... that were in his breast ... #NEJM #clinical ... #radiology #CT # ... squamous #cell #