Small intestinal carcinoid: The most common presentation of this disease is the abdominal pain caused by the fibrosis of the mesentery, or intestinal obstruction. Ectopic adenocorticotropic hormone (ACTH) and Cushing’s disease: These symptoms are observed in foregut carcinoid tumors and must be differentiated…
Influenza is acommon infectious disease caused by the Influenza virus. Onset is sudden with fever, rhinorrhea, sore throat and headache. Severe myalgias coupled with respiratory tract symptoms are typical of influenza. Patients may also have red, watery eyes and cough. There can also be tachycardia and dyspnea…
Rose Bengal test measures the function of the lacrimal glands and Schirmer's test the production of tears. … Sjogren published an article describing a group of women in a small Swedish town presenting with keratoconjunctivitis, lymphoid infiltrations of the conjunctiva, cornea, lacrimal … 
Fabry disease, also known as Anderson-Fabry disease, angiokeratoma corporis diffusum and alpha-galactosidase A deficiency, is a rare genetic lysosomal storage disorder. Some cases show no significant clinical manifestations. In other cases, the clinical manifestations of Fabrys disease appear early in life. With age,…
A Schirmer tear test confirms the lack of lacrimal fluid. … Tear test confirms reduced production of lacrimal fluid. … Reduced quantities of lacrimal fluids and an overall insensitivity to pain leave them prone to corneal lesions and ulcers.
Oculomotor apraxia (OMA), also known as Cogan ocular motor apraxia or saccadic initiation failure (SIF) is the absence or defect of controlled, voluntary, and purposeful eye movement. It was first described in 1952 by the American ophthalmologist David Glendenning Cogan. People with this condition have difficulty…
Steven-Johnson Syndrome (SJS) is a severe allergic cutaneous disorder. This skin disorder is often brought about by the intake of common drugs like sulfa drugs, anti-convulsants, and antibiotics. The syndrome is characterized by generalized macular lesions that rapidly spread and consolidate leading to epidermal…
Vitamin A deficiency is a lack of vitamin A, characterized by night blindness, keratomalacia, corneal ulcerations, xerophthalmia and reduced resistance to infection. Most common cause of blindness in developing countries is vitamin A deficiency. Night blindness or nyctalopia, in which the eyes have difficulty in adjusting…