24 results
Erythema Nodosum: In this case, E. Nodosum has occured secondary to 
Streptococcal infection.
Photo credit, Josh Fierer,
Erythema Nodosum ... Photo credit, Josh ... Fierer, M.D. ... Dermatology #SkinRash #Erythema ... #ENodosum #Photo
Extrapulmonary manifestations of sarcoidosis.
a. Endobronchial cobblestones (a nodular appearance of the tracheal wall mucosa). 
b. Diffuse
enhancement (arrow) on MRI ... Radiography scan of the finger ... MRI scan showing ... manifestations #clinical #photo
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
forehead, chin - Erythema ... associated with signs ... soles, sides of fingers ... pruritus (e.g., fingers ... axillae, between fingers
Tuberculosis of the Finger- ...Physical examination of the affected finger revealed soft-tissue swelling, with erythema and
Tuberculosis of the Finger ... of the affected finger ... swelling, with erythema ... #clinical #photo ... #NEJM #Fite #stain
Holster Sign in Dermatomyositis

Interestingly, poikiloderma and violaceous erythema can occur in sun protected areas as well
Holster Sign in ... and violaceous erythema ... frequently overlooked sign ... called: The holster sign ... Dermatology #Clinical #Photo
Mastoiditis: Pathogenesis and clinical findings

Acute or Chronic Otitis Media -> 
Stage 1: Hyperemeia of the mastoid
Subperiosteal abscess: Erythema ... nystagmus • Toward inner ... pathophysiology #signs
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
ECGs - Ischemia MI ... Equivalents / Don't Miss Signs ... asymmetrical, similar or bigger ... early inferior MI
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
pneumonia (PJP), MAI ... • CT: Halo sign ... mucosal ulcers, erythema ... nodosum or erythema ... involvement MAI
HSV Herpetic Whitlow Infection of the Finger
20 F presents with painful finger, treated w/ oral cephalexin
Infection of the Finger ... presents with painful finger ... hsv infection of finger ... onset of edema, erythema ... #clinical #photo
Pyogenic Flexor Tenosynovitis

50-year-old man, kidney transplant, with post-transplant diabetes. Inpatient for pneumonia. It evolves with delirium,
of pain in his fingers ... aspect of the finger ... extension and finger ... MRI confirmed the ... #Clinical #Photo