Infectious Disease · Physical Diagnosis PDX

Bartonellosis

1 patients · 2 clips

Patient 1: This patient has

Janeway lesions

1 patients · 1 clips

Nontender erythematous or hemorrhagic macular lesions on the palms and soles. Infectious Disease Patient 1: This is a middle-aged man with methicillin-sensitive *Staphylococcus aureus*endocarditis of the mitral valve.

Cat Scratch Disease

2 patients · 4 clips

Classic cat scratch disease (fever and regional lymphadenopathy lasting <7 days) is the most common clinical manifestation of Bartonella henselaeinfection. Infectious Disease Patient 1: This is a young man with a history

Osler’s Nodes

2 patients · 4 clips

Tender erythematous or violaceous subcutaneous nodules on the thenar and hypothenar eminences and pulps of fingers and toes. Infectious Disease Patient 1: This is a young man with methicillin-resistant *Staphylococcus au

Erysipelas

2 patients · 2 clips

Increased warmth, edema, and erythema of the skin with well-defined borders. Infectious Disease Patient 1: This patient has well-demarcated blanching erythema and warmth of the buttocks, consistent with erysipelas. Patie

Splinter Hemorrhage

1 patients · 1 clips

Linear brownmarks on the fingernails that resemble wood splinters. Infectious Disease Patient 1: This patient has infective endocarditis.

Hutchinson\\’s Sign

1 patients · 1 clips

Vesicles overlying an erythematous base, in a dermatomal distribution. Hutchinson’s sign is the finding of zoster at the tip of the nose, heralding herpes zoster ophthalmicus with the complications of keratitis/uveitis.

Palatal Petechiae

1 patients · 1 clips

Seen in streptococcal pharyngitis Infectious Disease Patient 1: This is a young girl with *Streptococcus pyogenes* pharyngitis. The presence of palatal petechiae is highly specific for this infection.

Molluscum Contagiosum

2 patients · 5 clips

Patient 1: This is a young man with vertically transmitted AIDS who experienced a severe molluscum infection. Patient 2: This is a middle-aged man with acquired HIV infection who developed molluscum of the face.

Syphilis Rash

4 patients · 27 clips

The rash of secondary syphilis is typically a nonpruritic papulosquamous rash often involving the palms and soles, associated with mucocutaneous lesions and generalized lymphadenopathy. Infectious Disease Patient 1: This

Pott’s Puffy Tumor

1 patients · 2 clips

Swelling of the forehead, indicating an underlying osteomyelitis of the frontal bone, usually the result of frontal sinusitis. Infectious Disease Patient 1: This is a young man with insulin-dependent diabetes with chroni

Subretinal Abscess

1 patients · 1 clips

Subretinal abscess is a rare manifestation of endogenous bacterial endophthalmitis. It should be investigated in patients with risk factors (eg, intravenous drug use, diabetes, immunosuppression and malignancy) who prese