Symptoms and Signs – Differential Diagnosis of Photodistributed rash
Dermatomyositis Drugs, e.g. amiodarone, sulphonamides, tetracyclines, griseofulvin, phenothiazines, chloroquine Pellagra Polymorphous light eruption Porphyria cutanea tarda SLE
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Symptoms and Signs - Differential Diagnosis of Pes cavus
Charcot-Marie-Tooth disease Friedreich's ataxia Homocysteinuria Poliomyelitis Spina bifida Syringomyelia Symptoms and Signs – Differential Diagnosis of Percussion note
Dull Collapse Consolidation Fibrosis Pleural effusion (stony dull) Pleural thickening Hyper-resonant COPD (hyperinflation) Pneumothorax Symptoms and Signs – Differential Diagnosis of Paraproteinaemia Waldenstr0m's macroglobulinaemia Primary amyloidosis Multiple myeloma Monoclonal gammopathy (benign paraproteinaemia) Lymphoma, leukaemia Heavy chain disease Symtpms and Signs – Differential Diagnosis of Paraesthesiae
Spinal cord disease, e.g. cord/nerve root compression, multiple sclerosis Rarely: cortical/thalamic lesions Peripheral neuropathy, e.g. diabetes mellitus, alcoholism etc. Peripheral nerve entrapment/compression, e.g. cervical rib, carpal tunnel syndrome, disc herniation) Hypocalcaemia, e.g. in respiratory alkalosis, hypomagnesaemia Symptoms and Signs – Differential Diagnosis of Pappenheimer bodies
Sideroblastic anaemia Post-splenectomy Haemolytic anaemia Symptoms and Signs – Differential Diagnosis of Pancytopenia
SLE, sepsis, hypersplenism, paroxysmal nocturnal haemoglobinuria (PNH) Radiation Myeloma Myelofibrosis Metastasis Megaloblastic anaemia Marrow infiltration Lymphoma Leukaemia (acute) Infection: HIV, viral hepatitis, measles Idiopathic Drugs: chloramphenicol, cytotoxics, gold Congenital: Fanconi's Chemicals: benzene, insecticides Aplastic anaemia Symptoms and Signs – Differential Diagnosis of Palpitations
Fever, exercise, anaemia, pregnancy Drugs (caffeine, nicotine, salbutamol, anticholinergics, vasodilators, cocaine) Cardiac: any arrhythmia* (e.g. AF, extrasystoles, SVT, VT), pacemaker, valvular disease, cardiac shunts, cardiomyopathy, atrial myxoma Endocrine: hyperthyroidism, phaeochromocytomas, hypoglycaemia, mastocytosis Psychiatric: panic attacks, generalized anxiety disorder, depression, somatization Symptoms and Signs – Differential Diagnosis of Palmoplantar rash
Sign of graft-versus-host disease Secondary syphilis Reiter's syndrome (keratoderma blenorrhagica) Pompholyx eczema Palmoplantar pustulosis (may be associated with synovitis, acne, hyperostosis and osteitis in SAPHO syndrome) Palmar erythema Janeway lesions (infective endocarditis) Erythema multiforme Symptoms and Signs – Differential Diagnosis of Painful red eye
Acute angle closure glaucoma Anterior uveitis Corneal ulcer/bacterial keratitis Scleritis 301) Symptoms and Signs – Differential Diagnosis of Pallor Alcoholism Anaemia Chronic leukaemia Endocrine: hypothyroidism, hypopituitarism Liver disease Other: albinism, vitiligo (widespread), phenylketonuria Palmar erythema Pregnancy Racial, familial Rheumatoid arthritis Shock Syncope Thyrotoxicosis |
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