Acute laryngitis in children is mostly secondary to rhinitis, pharyngitis, and upper respiratory tract infection. It can be the precursor disease of acute infectious diseases such as influenza, pneumonia, measles, chickenpox, pertussis, and scarlet fever.
Otitis externa, or diffuse otitis externa, is caused by ear picking, drug stimulation, pus from suppurative otitis media, or soaking in water such as swimming or bathing, which causes swelling of the cuticle of the skin of the external auditory canal, blocks hair follicles, and favors the growth of bacteria.
ecurrent oral ulcer, also known as recurrent aphthous ulcer (RAU), is the most common oral mucosal disease. Epidemiological surveys show that 1 out of every 5 people has at least one ulcer, regardless of gender, age, or race. At present, the etiology and pathogenic mechanism of RAU are still unclear. The causes of RAU may be local trauma, mental stress, food, drugs, changes in hormone levels, and lack of vitamins or trace elements.
Symptoms: paroxysmal dizziness, paroxysmal numbness of one side of the body, transient slurred speech, transient paralysis of one side of the body, transient disorientation and dizziness, heavy head, or accompanied by chest tightness and phlegm, anorexia and sleepiness, limb Severe sleepiness, light red or dark red tongue, fat tongue or tooth marks, white or yellow greasy fur, slippery or stringy pulse.
The systolic blood pressure of the elderly is lower than 13.3kpa, and the diastolic blood pressure is lower than 8kpa, which is called hypotension in the elderly. Elderly hypotension is often divided into primary, secondary and orthostatic hypotension. There are many reasons for hypotension in the elderly, the most common being physical weakness after illness, heart disease, chronic lung disease, malnutrition caused by long-term bed rest, and usual thin constitution, family inheritance, etc.
Cutaneous fibrosarcoma protuberans is a slow-growing fibrosarcoma that originates in the skin. It is common in middle-aged men and is more likely to occur on the trunk. The damage is a raised dark red mass, which is hard, can be lobulated, and adheres to the skin. Slow growth, generally asymptomatic, easy to relapse if excision is not complete, but rarely metastasize.
