Classic Presentations 2

Question 1

Conjugate horizontal gaze palsy, horizontal diplopia (Diagnosis/Disease)

Answer 1

Internuclear ophthalmoplegia (damage to MLF; may be unilateral or bilateral)

Question 2

Continuous “machine-like” heart murmur

Answer 2

PDA (close with indomethacin; keep open with PGE analogs)

Question 3

Cutaneous/dermal edema due to connective tissue deposition

Answer 3

Myxedema (caused by hypothyroidism, Graves disease [pretibial])

Question 4

Cutaneous flushing, diarrhea, bronchospasm

Answer 4

Carcinoid syndrome (right-sided cardiac valvular lesions, increased 5-HIAA)

Question 5

Dark purple skin/mouth nodules in a patient with AIDS

Answer 5

Kaposi sarcoma, associated with HHV-8

Question 6

Deep, labored breathing/hyperventilation

Answer 6

Diabetic ketoacidosis (Kussmaul respirations)

Question 7

Dermatitis, dementia, diarrhea

Answer 7

Pellagra (niacin {B2} deficiency)

Question 8

Dilated cardiomyopathy, edema, alcoholism or malnutrition

Answer 8

Wet beriberi (thiamine (B1) deficiency)

Question 9

Dog or cat bite resulting in infection

Answer 9

Pasteurella multocida (cellulitis at inoculation site)