Classic Presentations Flashcards
Abdominal pain, diarrhea, leukocytosis, recent antibiotic use
Clostridium difficile infection
Achilles tendon xanthoma
Familial hypercholesterolemia (decreased LDLr signaling)
Adrenal hemorrhage, hypotension, DIC
Waterhouse-Friderichsen syndrom (meningococcemia)
Anaphylaxis following blood transfusion
IgA deficiency
Anterior “drawer sign” positive
ACL injury
Arachnodactyly, lens dislocation (upward), aortic dissection, hyperflexible joints
Marfan syndrome (fibrillin defect)
Athlete with polycythemia
Secondary to EPO injection
Back pain, fever, night sweats
Pott syndrome (vertebral TB)
Bilateral acoustic schwannomas
Neurofibromatosis type 2
Bilateral hilar adenopathy, uveitis
Sarcoidosis (noncaseating granulomas)
Black eschar on face of pt with DKA
Mucor or Rhizopus fungal infection
Blue sclera
Osteogenesis Imperfecta (type I collagen defect)
Bluish line on gingiva
Burton line (lead poisoning)
Bone pain, bone enlargement, arthritis
Paget disease of bone (increased osteoblast and osteoclast activation)
Bounding pulses, wide pulse pressure, diastolic heart murmur, head bobbing
Aortic regurgitation
“Butterfly” rash on face and raynaud phenomenon in young female
SLE
Cafe-au-lait spots, Lisch nodules (iris hamartoma), cutaneous neurofibromas, pheochromocytomas, optic gliomas
Neurofibromatosis type 1
Cafe-au-lait spots (unilateral), polyostoic fibrous dysplasia, precocious puberty, multiple endocrine abnormalities
McCune-Albright syndrome (mosaic G-protein signaling mutation)
Calf pseudohypertrophy
Muscular dystrophy (most commonly Duchenne, due to X-linked recessive frameshift mutation of dystrophin gene)
Cervical lymphadenopathy, desquamating rash, coronary aneurysms, red conjunctivae and tongue, hand-foot changes
Kawasaki disease (treat with IVIG and aspirin)
“Cherry red spots” on macula
Tay-Sachs (ganglioside accumulation) or Neimann-Pick (sphingomyelin accumulation), central retinal artery occlusion
Chest pain on exertion
Angina (stable - with moderate exertion; unstable - with minimal exertion or at rest)
Chest pain, pericardial friction rub/effusion, persistent fever after MI
Dressler syndrome (autoimmune-mediated post-MI fibrinous pericarditis, 2 weeks to several months after acute episode)
Chest pain with ST depressions on EKG
Unstable angina (negative troponins) or NSTEMI (positive troponins)
Child uses arm to stand up from squat
Duchenne muscular dystrophy (Gowers sign)
Child with fever develops rash on face that spreads to body
Erythema infectiosum/fifth disease (slapped cheeks appearance, caused by parvovirus B19)
Chorea, dementia, caudate degeneration
Huntington disease (autosomal dominant CAG repeat expansion)
Chorioretinitis, hydrocephalus, intracranial calcifications
Congenital toxoplasmosis
Chronic exercise intolerance with myalgia, fatigue, painful cramps, myoglobinuria
McArdle disease (skeletal muscle glycogen phosphorylase deficiency)
Cold intolerance
Hypothyroidism
Conjugate horizontal gaze palsy, horizontal diplopia
Internuclear ophthalmologia (damage to MLF; may be unilateral or bilateral
Continuous “machine-like” heart murmur
PDA (closed with indomethacin, keep open with PGE analogs)
Cutaneous/dermal edema due to connective tissue deposition
Myxedema (caused by hypothyroidism, Graves’ disease - pretibial)
Cutaneous flushing, diarrhea, bronchospasm
Carcinoid syndrome (right sided cardiac valvular lesions, increased 5-HIAA)
Dark purple skin/mouth nodules in patients with AIDS
Kaposi sarcoma, associated with HHV-8
Deep, labored breathing/hyperventilation
DKA (Kussmaul respirations)
Dermatitis, dementia, diarrhea
Pellagra (niacin (VitB3) deficiency)
Dilated cardiomyopathy, edema, alcoholism or malnutrition
Wet beriberi (thiamine (VitB1) deficiency)
Dog or cat bites resulting in infection
Pasturella multocida (cellulitis at inoculation site)
Dry eyes, dry mouth, arthritis
Sjogren syndrome (autoimmune destruction of exocrine glands)
Dysphagia (esophageal webs), glossitis, iron deficiency anemia
Plummer-Vinson syndrome (may progress to esophageal squamous cell carcinoma)
Elastic skin, hypermobility of joints, increased bleeding tendency
Ehlers-Danlos syndrome (type V collagen defect, type III collagen defect seen in vascular subtype)
Enlarged, hard left supraclavicular node
Virchow node (abdominal metastasis)
Episodic vertigo, tinnitus, hearing loss
Meniere disease
Erythroderma, lymphadenopathy, hepatosplenomegaly and atypical TCs
Mycosis Fungoides (cutaneous TC lymphoma) or Sezary syndrome (mycosis fungoides + malignant TCs in blood)
Facial muscle spasm upon tapping
Hypocalcemia (Chvostek sign)
Fat, female, forty, fertile
Cholelithiasis (gallstones)
Fever, chills, headache, myalgia following antibiotic treatment for syphilis
Mariah-Herxheimer reaction (rapid lysis of spirochetes results in endotoxins release)
Fever, cough, conjunctivitis, coryza, diffuse rash
Measles
Fever, night sweats, weight loss
B symptoms (staging) of lymphoma